123132020320022 has 12 divisors (see below), whose sum is σ = 214852810966740. Its totient is φ = 52770865851396.

The previous prime is 123132020320007. The next prime is 123132020320027. The reversal of 123132020320022 is 220023020231321.

It is a super-2 number, since 2×123132020320022² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 123132020320022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123132020320027) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 628224593372 + ... + 628224593567.

It is an arithmetic number, because the mean of its divisors is an integer number (17904400913895).

Almost surely, 2^{123132020320022} is an apocalyptic number.

123132020320022 is a deficient number, since it is larger than the sum of its proper divisors (91720790646718).

123132020320022 is a wasteful number, since it uses less digits than its factorization.

123132020320022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256449186955 (or 1256449186948 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 123132020320022 its reverse (220023020231321), we get a palindrome (343155040551343).

The spelling of 123132020320022 in words is "one hundred twenty-three trillion, one hundred thirty-two billion, twenty million, three hundred twenty thousand, twenty-two".