22001211001210 has 32 divisors (see below), whose sum is σ = 46719622259712. Its totient is φ = 7299940976640.

The previous prime is 22001211001207. The next prime is 22001211001213. The reversal of 22001211001210 is 1210011210022.

It is an interprime number because it is at equal distance from previous prime (22001211001207) and next prime (22001211001213).

It is not an unprimeable number, because it can be changed into a prime (22001211001213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5069401287 + ... + 5069405626.

It is an arithmetic number, because the mean of its divisors is an integer number (1459988195616).

Almost surely, 2^{22001211001210} is an apocalyptic number.

22001211001210 is an abundant number, since it is smaller than the sum of its proper divisors (24718411258502).

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

22001211001210 is a wasteful number, since it uses less digits than its factorization.

22001211001210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10138806958.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22001211001210 its reverse (1210011210022), we get a palindrome (23211222211232).

The spelling of 22001211001210 in words is "twenty-two trillion, one billion, two hundred eleven million, one thousand, two hundred ten".