20332231112212 has 48 divisors (see below), whose sum is σ = 38206749083328. Its totient is φ = 9433763781120.

The previous prime is 20332231112203. The next prime is 20332231112239. The reversal of 20332231112212 is 21221113223302.

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, 5086623 + ... + 8157094.

It is an arithmetic number, because the mean of its divisors is an integer number (795973939236).

Almost surely, 2^{20332231112212} is an apocalyptic number.

It is an amenable number.

20332231112212 is a deficient number, since it is larger than the sum of its proper divisors (17874517971116).

20332231112212 is a wasteful number, since it uses less digits than its factorization.

20332231112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13244056 (or 13244054 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 20332231112212 its reverse (21221113223302), we get a palindrome (41553344335514).

The spelling of 20332231112212 in words is "twenty trillion, three hundred thirty-two billion, two hundred thirty-one million, one hundred twelve thousand, two hundred twelve".