1012120102012 has 6 divisors (see below), whose sum is σ = 1771210178528. Its totient is φ = 506060051004.

The previous prime is 1012120101997. The next prime is 1012120102033. The reversal of 1012120102012 is 2102010212101.

It is a junction number, because it is equal to n+sod(n) for n = 1012120101983 and 1012120102001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126515012748 + ... + 126515012755.

Almost surely, 2^{1012120102012} is an apocalyptic number.

It is an amenable number.

1012120102012 is a deficient number, since it is larger than the sum of its proper divisors (759090076516).

1012120102012 is a wasteful number, since it uses less digits than its factorization.

1012120102012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253030025507 (or 253030025505 counting only the distinct ones).

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

Adding to 1012120102012 its reverse (2102010212101), we get a palindrome (3114130314113).

The spelling of 1012120102012 in words is "one trillion, twelve billion, one hundred twenty million, one hundred two thousand, twelve".