22121010022011 has 16 divisors (see below), whose sum is σ = 31092488519040. Its totient is φ = 13950708615360.

The previous prime is 22121010021997. The next prime is 22121010022021. The reversal of 22121010022011 is 11022001012122.

It is not a de Polignac number, because 22121010022011 - 2⁷ = 22121010021883 is a prime.

It is a super-2 number, since 2×22121010022011² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22121010022021) 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, 284066410 + ... + 284144271.

It is an arithmetic number, because the mean of its divisors is an integer number (1943280532440).

Almost surely, 2^{22121010022011} is an apocalyptic number.

22121010022011 is a deficient number, since it is larger than the sum of its proper divisors (8971478497029).

22121010022011 is a wasteful number, since it uses less digits than its factorization.

22121010022011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568211386.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22121010022011 its reverse (11022001012122), we get a palindrome (33143011034133).

The spelling of 22121010022011 in words is "twenty-two trillion, one hundred twenty-one billion, ten million, twenty-two thousand, eleven".