111000021010010 has 64 divisors (see below), whose sum is σ = 225490557535488. Its totient is φ = 38989272000000.

The previous prime is 111000021009971. The next prime is 111000021010037. The reversal of 111000021010010 is 10010120000111.

It is a happy number.

It is a super-2 number, since 2×111000021010010² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 111000021010010.

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, 121385966 + ... + 122296985.

It is an arithmetic number, because the mean of its divisors is an integer number (3523289961492).

Almost surely, 2^{111000021010010} is an apocalyptic number.

111000021010010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111000021010010 is an abundant number, since it is smaller than the sum of its proper divisors (114490536525478).

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

111000021010010 is a wasteful number, since it uses less digits than its factorization.

111000021010010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243683111.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 111000021010010 its reverse (10010120000111), we get a palindrome (121010141010121).

The spelling of 111000021010010 in words is "one hundred eleven trillion, twenty-one million, ten thousand, ten".