22211210000100 has 72 divisors (see below), whose sum is σ = 70106655574368. Its totient is φ = 5384535756800.

The previous prime is 22211210000071. The next prime is 22211210000101. The reversal of 22211210000100 is 100001211222.

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

It is not an unprimeable number, because it can be changed into a prime (22211210000101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3365331549 + ... + 3365338148.

It is an arithmetic number, because the mean of its divisors is an integer number (973703549644).

Almost surely, 2^{22211210000100} is an apocalyptic number.

22211210000100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22211210000100 is an abundant number, since it is smaller than the sum of its proper divisors (47895445574268).

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

22211210000100 is a wasteful number, since it uses less digits than its factorization.

22211210000100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6730669725 (or 6730669718 counting only the distinct ones).

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

Adding to 22211210000100 its reverse (100001211222), we get a palindrome (22311211211322).

The spelling of 22211210000100 in words is "twenty-two trillion, two hundred eleven billion, two hundred ten million, one hundred", and thus it is an aban number.