210120100112012 has 12 divisors (see below), whose sum is σ = 371350870000656. Its totient is φ = 104019851540400.

The previous prime is 210120100112009. The next prime is 210120100112023. The reversal of 210120100112012 is 210211001021012.

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, 260049628448 + ... + 260049629255.

It is an arithmetic number, because the mean of its divisors is an integer number (30945905833388).

Almost surely, 2^{210120100112012} is an apocalyptic number.

It is an amenable number.

210120100112012 is a deficient number, since it is larger than the sum of its proper divisors (161230769888644).

210120100112012 is a wasteful number, since it uses less digits than its factorization.

210120100112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520099257808 (or 520099257806 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 210120100112012 its reverse (210211001021012), we get a palindrome (420331101133024).

The spelling of 210120100112012 in words is "two hundred ten trillion, one hundred twenty billion, one hundred million, one hundred twelve thousand, twelve".