22001222133210 has 32 divisors (see below), whose sum is σ = 52803073193472. Its totient is φ = 5866977005120.

The previous prime is 22001222133161. The next prime is 22001222133227. The reversal of 22001222133210 is 1233122210022.

It is a Curzon 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, 14624692 + ... + 16058768.

It is an arithmetic number, because the mean of its divisors is an integer number (1650096037296).

Almost surely, 2^{22001222133210} is an apocalyptic number.

22001222133210 is an abundant number, since it is smaller than the sum of its proper divisors (30801851060262).

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

22001222133210 is a wasteful number, since it uses less digits than its factorization.

22001222133210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1945478.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 22001222133210 its reverse (1233122210022), we get a palindrome (23234344343232).

The spelling of 22001222133210 in words is "twenty-two trillion, one billion, two hundred twenty-two million, one hundred thirty-three thousand, two hundred ten".