111212022100002 has 16 divisors (see below), whose sum is σ = 222430101775392. Its totient is φ = 37069664437440.

The previous prime is 111212022099991. The next prime is 111212022100027. The reversal of 111212022100002 is 200001220212111.

It is a super-2 number, since 2×111212022100002² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252160288 + ... + 252600939.

It is an arithmetic number, because the mean of its divisors is an integer number (13901881360962).

Almost surely, 2^{111212022100002} is an apocalyptic number.

111212022100002 is an abundant number, since it is smaller than the sum of its proper divisors (111218079675390).

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

111212022100002 is a wasteful number, since it uses less digits than its factorization.

111212022100002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504797953.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111212022100002 its reverse (200001220212111), we get a palindrome (311213242312113).

The spelling of 111212022100002 in words is "one hundred eleven trillion, two hundred twelve billion, twenty-two million, one hundred thousand, two".