10102120012 has 12 divisors (see below), whose sum is σ = 17679622576. Its totient is φ = 5050799280.

The previous prime is 10102120003. The next prime is 10102120019. The reversal of 10102120012 is 21002120101.

It is not an unprimeable number, because it can be changed into a prime (10102120019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41338 + ... + 148030.

Almost surely, 2^10102120012 is an apocalyptic number.

It is an amenable number.

10102120012 is a deficient number, since it is larger than the sum of its proper divisors (7577502564).

10102120012 is a wasteful number, since it uses less digits than its factorization.

10102120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130368 (or 130366 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10102120012 its reverse (21002120101), we get a palindrome (31104240113).

The spelling of 10102120012 in words is "ten billion, one hundred two million, one hundred twenty thousand, twelve".