12220010021001 has 16 divisors (see below), whose sum is σ = 16365096072000. Its totient is φ = 8110875235008.

The previous prime is 12220010020997. The next prime is 12220010021003. The reversal of 12220010021001 is 10012001002221.

It is not a de Polignac number, because 12220010021001 - 2² = 12220010020997 is a prime.

It is a super-2 number, since 2×12220010021001² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12220010021003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8933226 + ... + 10209923.

It is an arithmetic number, because the mean of its divisors is an integer number (1022818504500).

Almost surely, 2^{12220010021001} is an apocalyptic number.

It is an amenable number.

12220010021001 is a deficient number, since it is larger than the sum of its proper divisors (4145086050999).

12220010021001 is a wasteful number, since it uses less digits than its factorization.

12220010021001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19144088.

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

Adding to 12220010021001 its reverse (10012001002221), we get a palindrome (22232011023222).

The spelling of 12220010021001 in words is "twelve trillion, two hundred twenty billion, ten million, twenty-one thousand, one".