22012320121101 has 12 divisors (see below), whose sum is σ = 31795958649312. Its totient is φ = 14674702323336.

The previous prime is 22012320121097. The next prime is 22012320121109. The reversal of 22012320121101 is 10112102321022.

22012320121101 is a `hidden beast` number, since 220 + 1 + 2 + 320 + 1 + 21 + 101 = 666.

It is not a de Polignac number, because 22012320121101 - 2² = 22012320121097 is a prime.

It is a super-2 number, since 2×22012320121101² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012320121109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14026641 + ... + 15516806.

It is an arithmetic number, because the mean of its divisors is an integer number (2649663220776).

Almost surely, 2^{22012320121101} is an apocalyptic number.

It is an amenable number.

22012320121101 is a deficient number, since it is larger than the sum of its proper divisors (9783638528211).

22012320121101 is a wasteful number, since it uses less digits than its factorization.

22012320121101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29626240 (or 29626237 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 22012320121101 its reverse (10112102321022), we get a palindrome (32124422442123).

The spelling of 22012320121101 in words is "twenty-two trillion, twelve billion, three hundred twenty million, one hundred twenty-one thousand, one hundred one".