123031322231030 has 16 divisors (see below), whose sum is σ = 222615837506304. Its totient is φ = 48954871672320.

The previous prime is 123031322230939. The next prime is 123031322231071. The reversal of 123031322231030 is 30132223130321.

It is a congruent number.

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, 32207150507 + ... + 32207154326.

It is an arithmetic number, because the mean of its divisors is an integer number (13913489844144).

Almost surely, 2^{123031322231030} is an apocalyptic number.

123031322231030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123031322231030 is a deficient number, since it is larger than the sum of its proper divisors (99584515275274).

123031322231030 is a wasteful number, since it uses less digits than its factorization.

123031322231030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64414305031.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 123031322231030 its reverse (30132223130321), we get a palindrome (153163545361351).

The spelling of 123031322231030 in words is "one hundred twenty-three trillion, thirty-one billion, three hundred twenty-two million, two hundred thirty-one thousand, thirty".