111010022121200 has 120 divisors (see below), whose sum is σ = 266903614428048. Its totient is φ = 44370383523840.

The previous prime is 111010022121197. The next prime is 111010022121259. The reversal of 111010022121200 is 2121220010111.

It is a super-2 number, since 2×111010022121200² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3430136219 + ... + 3430168581.

Almost surely, 2^{111010022121200} is an apocalyptic number.

111010022121200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111010022121200 is an abundant number, since it is smaller than the sum of its proper divisors (155893592306848).

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

111010022121200 is a wasteful number, since it uses less digits than its factorization.

111010022121200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38611 (or 38600 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111010022121200 its reverse (2121220010111), we get a palindrome (113131242131311).

The spelling of 111010022121200 in words is "one hundred eleven trillion, ten billion, twenty-two million, one hundred twenty-one thousand, two hundred".