20221223231032 has 32 divisors (see below), whose sum is σ = 38074863038400. Its totient is φ = 10067992556544.

The previous prime is 20221223231017. The next prime is 20221223231087. The reversal of 20221223231032 is 23013232212202.

It is a junction number, because it is equal to n+sod(n) for n = 20221223230988 and 20221223231006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1686432 + ... + 6579247.

It is an arithmetic number, because the mean of its divisors is an integer number (1189839469950).

Almost surely, 2^{20221223231032} is an apocalyptic number.

It is an amenable number.

20221223231032 is a deficient number, since it is larger than the sum of its proper divisors (17853639807368).

20221223231032 is a wasteful number, since it uses less digits than its factorization.

20221223231032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8266975 (or 8266971 counting only the distinct ones).

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

Adding to 20221223231032 its reverse (23013232212202), we get a palindrome (43234455443234).

The spelling of 20221223231032 in words is "twenty trillion, two hundred twenty-one billion, two hundred twenty-three million, two hundred thirty-one thousand, thirty-two".