2212210011100 has 18 divisors (see below), whose sum is σ = 4800495724304. Its totient is φ = 884884004400.

The previous prime is 2212210011061. The next prime is 2212210011127. The reversal of 2212210011100 is 11100122122.

It is a super-2 number, since 2×2212210011100² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11061049956 + ... + 11061050155.

Almost surely, 2^{2212210011100} is an apocalyptic number.

2212210011100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2212210011100 is an abundant number, since it is smaller than the sum of its proper divisors (2588285713204).

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

2212210011100 is a wasteful number, since it uses less digits than its factorization.

2212210011100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22122100125 (or 22122100118 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2212210011100 its reverse (11100122122), we get a palindrome (2223310133222).

The spelling of 2212210011100 in words is "two trillion, two hundred twelve billion, two hundred ten million, eleven thousand, one hundred".