12101022201 has 16 divisors (see below), whose sum is σ = 16301662848. Its totient is φ = 7983936000.

The previous prime is 12101022191. The next prime is 12101022209. The reversal of 12101022201 is 10222010121.

It is not a de Polignac number, because 12101022201 - 2⁶ = 12101022137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12101022209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 797556 + ... + 812586.

It is an arithmetic number, because the mean of its divisors is an integer number (1018853928).

Almost surely, 2^12101022201 is an apocalyptic number.

It is an amenable number.

12101022201 is a deficient number, since it is larger than the sum of its proper divisors (4200640647).

12101022201 is a wasteful number, since it uses less digits than its factorization.

12101022201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17792.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12101022201 its reverse (10222010121), we get a palindrome (22323032322).

The spelling of 12101022201 in words is "twelve billion, one hundred one million, twenty-two thousand, two hundred one".