102120121012012 has 12 divisors (see below), whose sum is σ = 178710386742160. Its totient is φ = 51060010514256.

The previous prime is 102120121012001. The next prime is 102120121012033. The reversal of 102120121012012 is 210210121021201.

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, 7696848 + ... + 16232119.

Almost surely, 2^{102120121012012} is an apocalyptic number.

It is an amenable number.

102120121012012 is a deficient number, since it is larger than the sum of its proper divisors (76590265730148).

102120121012012 is a wasteful number, since it uses less digits than its factorization.

102120121012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24995880 (or 24995878 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 102120121012012 its reverse (210210121021201), we get a palindrome (312330242033213).

The spelling of 102120121012012 in words is "one hundred two trillion, one hundred twenty billion, one hundred twenty-one million, twelve thousand, twelve".