22321220201112 has 64 divisors (see below), whose sum is σ = 63775361041920. Its totient is φ = 6377446867968.

The previous prime is 22321220201107. The next prime is 22321220201141. The reversal of 22321220201112 is 21110202212322.

It is a super-3 number, since 3×22321220201112³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29261493 + ... + 30014619.

It is an arithmetic number, because the mean of its divisors is an integer number (996490016280).

Almost surely, 2^{22321220201112} is an apocalyptic number.

It is an amenable number.

22321220201112 is an abundant number, since it is smaller than the sum of its proper divisors (41454140840808).

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

22321220201112 is a wasteful number, since it uses less digits than its factorization.

22321220201112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929560 (or 929556 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 22321220201112 its reverse (21110202212322), we get a palindrome (43431422413434).

The spelling of 22321220201112 in words is "twenty-two trillion, three hundred twenty-one billion, two hundred twenty million, two hundred one thousand, one hundred twelve".