111011211220010 has 32 divisors (see below), whose sum is σ = 215697945651840. Its totient is φ = 41009239044928.

The previous prime is 111011211220009. The next prime is 111011211220031. The reversal of 111011211220010 is 10022112110111.

It is a super-2 number, since 2×111011211220010² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8321673332 + ... + 8321686671.

It is an arithmetic number, because the mean of its divisors is an integer number (6740560801620).

Almost surely, 2^{111011211220010} is an apocalyptic number.

111011211220010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111011211220010 is a deficient number, since it is larger than the sum of its proper divisors (104686734431830).

111011211220010 is a wasteful number, since it uses less digits than its factorization.

111011211220010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16643360062.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 111011211220010 its reverse (10022112110111), we get a palindrome (121033323330121).

The spelling of 111011211220010 in words is "one hundred eleven trillion, eleven billion, two hundred eleven million, two hundred twenty thousand, ten".