2122211003100 has 72 divisors (see below), whose sum is σ = 6171119606400. Its totient is φ = 563079084480.

The previous prime is 2122211003047. The next prime is 2122211003123. The reversal of 2122211003100 is 13001122212.

It is a super-2 number, since 2×2122211003100² (a number of 25 digits) contains 22 as substring.

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 2122211003100.

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, 17714262 + ... + 17833661.

Almost surely, 2^{2122211003100} is an apocalyptic number.

2122211003100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2122211003100 is an abundant number, since it is smaller than the sum of its proper divisors (4048908603300).

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

2122211003100 is a wasteful number, since it uses less digits than its factorization.

2122211003100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35548139 (or 35548132 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 2122211003100 its reverse (13001122212), we get a palindrome (2135212125312).

The spelling of 2122211003100 in words is "two trillion, one hundred twenty-two billion, two hundred eleven million, three thousand, one hundred".