22001011202100 has 144 divisors (see below), whose sum is σ = 72751433971328. Its totient is φ = 5028704156160.

The previous prime is 22001011202099. The next prime is 22001011202111. The reversal of 22001011202100 is 120211010022.

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 polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 203589282 + ... + 203697318.

Almost surely, 2^{22001011202100} is an apocalyptic number.

22001011202100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22001011202100 is an abundant number, since it is smaller than the sum of its proper divisors (50750422769228).

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

22001011202100 is a wasteful number, since it uses less digits than its factorization.

22001011202100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205034 (or 205027 counting only the distinct ones).

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

Adding to 22001011202100 its reverse (120211010022), we get a palindrome (22121222212122).

The spelling of 22001011202100 in words is "twenty-two trillion, one billion, eleven million, two hundred two thousand, one hundred".