1210120102012 has 12 divisors (see below), whose sum is σ = 2117841508440. Its totient is φ = 605022528176.

The previous prime is 1210120101997. The next prime is 1210120102039. The reversal of 1210120102012 is 2102010210121.

It is a super-2 number, since 2×1210120102012² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1210120101983 and 1210120102001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9308083 + ... + 9437194.

It is an arithmetic number, because the mean of its divisors is an integer number (176486792370).

Almost surely, 2^{1210120102012} is an apocalyptic number.

It is an amenable number.

1210120102012 is a deficient number, since it is larger than the sum of its proper divisors (907721406428).

1210120102012 is a wasteful number, since it uses less digits than its factorization.

1210120102012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18761420 (or 18761418 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1210120102012 its reverse (2102010210121), we get a palindrome (3312130312133).

The spelling of 1210120102012 in words is "one trillion, two hundred ten billion, one hundred twenty million, one hundred two thousand, twelve".