20232221332012 has 24 divisors (see below), whose sum is σ = 37284747746400. Its totient is φ = 9587506553856.

The previous prime is 20232221331977. The next prime is 20232221332051. The reversal of 20232221332012 is 21023312223202.

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, 1008776437 + ... + 1008796492.

It is an arithmetic number, because the mean of its divisors is an integer number (1553531156100).

Almost surely, 2^{20232221332012} is an apocalyptic number.

It is an amenable number.

20232221332012 is a deficient number, since it is larger than the sum of its proper divisors (17052526414388).

20232221332012 is a wasteful number, since it uses less digits than its factorization.

20232221332012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2017573065 (or 2017573063 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 20232221332012 its reverse (21023312223202), we get a palindrome (41255533555214).

The spelling of 20232221332012 in words is "twenty trillion, two hundred thirty-two billion, two hundred twenty-one million, three hundred thirty-two thousand, twelve".