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2212011012201 = 31519379475503
BaseRepresentation
bin100000001100000110001…
…000010111000001101001
321211110120211222011201020
4200030012020113001221
5242220144304342301
64412103412443053
7315545460242244
oct40140610270151
97743524864636
102212011012201
11783121605251
122b8852019489
131307900a2553
14790c1c1825b
153c815b4a436
hex20306217069

2212011012201 has 32 divisors (see below), whose sum is σ = 2975727648768. Its totient is φ = 1461533673600.

The previous prime is 2212011012187. The next prime is 2212011012203. The reversal of 2212011012201 is 1022101102122.

It is not a de Polignac number, because 2212011012201 - 26 = 2212011012137 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2212011012203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 401961816 + ... + 401967318.

It is an arithmetic number, because the mean of its divisors is an integer number (92991489024).

Almost surely, 22212011012201 is an apocalyptic number.

It is an amenable number.

2212011012201 is a deficient number, since it is larger than the sum of its proper divisors (763716636567).

2212011012201 is a wasteful number, since it uses less digits than its factorization.

2212011012201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7541.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2212011012201 its reverse (1022101102122), we get a palindrome (3234112114323).

The spelling of 2212011012201 in words is "two trillion, two hundred twelve billion, eleven million, twelve thousand, two hundred one".

Divisors: 1 3 151 453 937 947 2811 2841 5503 16509 141487 142997 424461 428991 830953 887339 2492859 2662017 5156311 5211341 15468933 15634023 133988189 401964567 778602961 786912491 2335808883 2360737473 4883026517 14649079551 737337004067 2212011012201