10120212111212 has 24 divisors (see below), whose sum is σ = 20353499228160. Its totient is φ = 4313003403600.

The previous prime is 10120212111181. The next prime is 10120212111223. The reversal of 10120212111212 is 21211121202101.

It is a super-2 number, since 2×10120212111212² (a number of 27 digits) contains 22 as substring.

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, 1009593164 + ... + 1009603187.

It is an arithmetic number, because the mean of its divisors is an integer number (848062467840).

Almost surely, 2^{10120212111212} is an apocalyptic number.

It is an amenable number.

10120212111212 is an abundant number, since it is smaller than the sum of its proper divisors (10233287116948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10120212111212 is a wasteful number, since it uses less digits than its factorization.

10120212111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2019196541 (or 2019196539 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 10120212111212 its reverse (21211121202101), we get a palindrome (31331333313313).

The spelling of 10120212111212 in words is "ten trillion, one hundred twenty billion, two hundred twelve million, one hundred eleven thousand, two hundred twelve".