123031140553422 has 32 divisors (see below), whose sum is σ = 276696541013760. Its totient is φ = 40516279216920.

The previous prime is 123031140553421. The next prime is 123031140553511. The reversal of 123031140553422 is 224355041130321.

123031140553422 is a `hidden beast` number, since 1 + 2 + 3 + 0 + 3 + 114 + 0 + 5 + 534 + 2 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123031140553421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13725022354 + ... + 13725031317.

It is an arithmetic number, because the mean of its divisors is an integer number (8646766906680).

Almost surely, 2^{123031140553422} is an apocalyptic number.

123031140553422 is an abundant number, since it is smaller than the sum of its proper divisors (153665400460338).

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

123031140553422 is a wasteful number, since it uses less digits than its factorization.

123031140553422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27450053765 (or 27450053759 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 123031140553422 its reverse (224355041130321), we get a palindrome (347386181683743).

The spelling of 123031140553422 in words is "one hundred twenty-three trillion, thirty-one billion, one hundred forty million, five hundred fifty-three thousand, four hundred twenty-two".