10120121200012 has 6 divisors (see below), whose sum is σ = 17710212100028. Its totient is φ = 5060060600004.

The previous prime is 10120121200009. The next prime is 10120121200019. The reversal of 10120121200012 is 21000212102101.

It is a junction number, because it is equal to n+sod(n) for n = 10120121199965 and 10120121200001.

It is not an unprimeable number, because it can be changed into a prime (10120121200019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265015149998 + ... + 1265015150005.

Almost surely, 2^{10120121200012} is an apocalyptic number.

It is an amenable number.

10120121200012 is a deficient number, since it is larger than the sum of its proper divisors (7590090900016).

10120121200012 is a wasteful number, since it uses less digits than its factorization.

10120121200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2530030300007 (or 2530030300005 counting only the distinct ones).

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

Adding to 10120121200012 its reverse (21000212102101), we get a palindrome (31120333302113).

The spelling of 10120121200012 in words is "ten trillion, one hundred twenty billion, one hundred twenty-one million, two hundred thousand, twelve".