10120211111212 has 24 divisors (see below), whose sum is σ = 17913110180112. Its totient is φ = 5002333080000.

The previous prime is 10120211111203. The next prime is 10120211111237. The reversal of 10120211111212 is 21211111202101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18916914 + ... + 19444537.

It is an arithmetic number, because the mean of its divisors is an integer number (746379590838).

Almost surely, 2^{10120211111212} is an apocalyptic number.

It is an amenable number.

10120211111212 is a deficient number, since it is larger than the sum of its proper divisors (7792899068900).

10120211111212 is a wasteful number, since it uses less digits than its factorization.

10120211111212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38362209 (or 38362207 counting only the distinct ones).

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

Adding to 10120211111212 its reverse (21211111202101), we get a palindrome (31331322313313).

The spelling of 10120211111212 in words is "ten trillion, one hundred twenty billion, two hundred eleven million, one hundred eleven thousand, two hundred twelve".