22233122221200 has 120 divisors (see below), whose sum is σ = 77694656244576. Its totient is φ = 5389847808000.

The previous prime is 22233122221169. The next prime is 22233122221213. The reversal of 22233122221200 is 212222133222.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 842150521 + ... + 842176920.

Almost surely, 2^{22233122221200} is an apocalyptic number.

22233122221200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22233122221200 is an abundant number, since it is smaller than the sum of its proper divisors (55461534023376).

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

22233122221200 is a wasteful number, since it uses less digits than its factorization.

22233122221200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1684327473 (or 1684327462 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 22233122221200 its reverse (212222133222), we get a palindrome (22445344354422).

The spelling of 22233122221200 in words is "twenty-two trillion, two hundred thirty-three billion, one hundred twenty-two million, two hundred twenty-one thousand, two hundred".