22200101122220 has 48 divisors (see below), whose sum is σ = 53280562617408. Its totient is φ = 7611417538560.

The previous prime is 22200101122159. The next prime is 22200101122261. The reversal of 22200101122220 is 2222110100222.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29754044 + ... + 30491036.

It is an arithmetic number, because the mean of its divisors is an integer number (1110011721196).

Almost surely, 2^{22200101122220} is an apocalyptic number.

22200101122220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22200101122220 is an abundant number, since it is smaller than the sum of its proper divisors (31080461495188).

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

22200101122220 is a wasteful number, since it uses less digits than its factorization.

22200101122220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952170 (or 952168 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22200101122220 its reverse (2222110100222), we get a palindrome (24422211222442).

The spelling of 22200101122220 in words is "twenty-two trillion, two hundred billion, one hundred one million, one hundred twenty-two thousand, two hundred twenty".