22000211210100 has 72 divisors (see below), whose sum is σ = 63654507635488. Its totient is φ = 5866671081600.

The previous prime is 22000211210099. The next prime is 22000211210167. The reversal of 22000211210100 is 101211200022.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43479762 + ... + 43982838.

Almost surely, 2^{22000211210100} is an apocalyptic number.

22000211210100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22000211210100 is an abundant number, since it is smaller than the sum of its proper divisors (41654296425388).

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

22000211210100 is a wasteful number, since it uses less digits than its factorization.

22000211210100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648865 (or 648858 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22000211210100 its reverse (101211200022), we get a palindrome (22101422410122).

The spelling of 22000211210100 in words is "twenty-two trillion, two hundred eleven million, two hundred ten thousand, one hundred".