20102002112012 has 24 divisors (see below), whose sum is σ = 35932894556160. Its totient is φ = 9835531192080.

The previous prime is 20102002111993. The next prime is 20102002112051. The reversal of 20102002112012 is 21021120020102.

It is a super-2 number, since 2×20102002112012² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7651814 + ... + 9937517.

It is an arithmetic number, because the mean of its divisors is an integer number (1497203939840).

Almost surely, 2^{20102002112012} is an apocalyptic number.

It is an amenable number.

20102002112012 is a deficient number, since it is larger than the sum of its proper divisors (15830892444148).

20102002112012 is a wasteful number, since it uses less digits than its factorization.

20102002112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17595461 (or 17595459 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20102002112012 its reverse (21021120020102), we get a palindrome (41123122132114).

The spelling of 20102002112012 in words is "twenty trillion, one hundred two billion, two million, one hundred twelve thousand, twelve".