10111112112210 has 64 divisors (see below), whose sum is σ = 24923153692800. Its totient is φ = 2623357504512.

The previous prime is 10111112112151. The next prime is 10111112112251. The reversal of 10111112112210 is 1221121111101.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 10111112112210.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56441761 + ... + 56620619.

It is an arithmetic number, because the mean of its divisors is an integer number (389424276450).

Almost surely, 2^{10111112112210} is an apocalyptic number.

10111112112210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10111112112210 is an abundant number, since it is smaller than the sum of its proper divisors (14812041580590).

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

10111112112210 is a wasteful number, since it uses less digits than its factorization.

10111112112210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229835.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 10111112112210 its reverse (1221121111101), we get a palindrome (11332233223311).

The spelling of 10111112112210 in words is "ten trillion, one hundred eleven billion, one hundred twelve million, one hundred twelve thousand, two hundred ten".