22020012121112 has 32 divisors (see below), whose sum is σ = 41449939243920. Its totient is φ = 10966698639360.

The previous prime is 22020012121109. The next prime is 22020012121123. The reversal of 22020012121112 is 21112121002022.

It is a super-2 number, since 2×22020012121112² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50857523 + ... + 51288669.

Almost surely, 2^{22020012121112} is an apocalyptic number.

It is an amenable number.

22020012121112 is a deficient number, since it is larger than the sum of its proper divisors (19429927122808).

22020012121112 is a wasteful number, since it uses less digits than its factorization.

22020012121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456251 (or 456247 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22020012121112 its reverse (21112121002022), we get a palindrome (43132133123134).

The spelling of 22020012121112 in words is "twenty-two trillion, twenty billion, twelve million, one hundred twenty-one thousand, one hundred twelve".