1012120220010 has 48 divisors (see below), whose sum is σ = 2580381261216. Its totient is φ = 254022327552.

The previous prime is 1012120219991. The next prime is 1012120220093. The reversal of 1012120220010 is 100220212101.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58360432 + ... + 58377771.

It is an arithmetic number, because the mean of its divisors is an integer number (53757942942).

Almost surely, 2^{1012120220010} is an apocalyptic number.

1012120220010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1012120220010 is an abundant number, since it is smaller than the sum of its proper divisors (1568261041206).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1012120220010 is a wasteful number, since it uses less digits than its factorization.

1012120220010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116738247 (or 116738230 counting only the distinct ones).

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

Adding to 1012120220010 its reverse (100220212101), we get a palindrome (1112340432111).

The spelling of 1012120220010 in words is "one trillion, twelve billion, one hundred twenty million, two hundred twenty thousand, ten".