123232221231130 has 64 divisors (see below), whose sum is σ = 243806669850240. Its totient is φ = 44474268614400.

The previous prime is 123232221231107. The next prime is 123232221231131. The reversal of 123232221231130 is 31132122232321.

It is not an unprimeable number, because it can be changed into a prime (123232221231131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43849720 + ... + 46575340.

It is an arithmetic number, because the mean of its divisors is an integer number (3809479216410).

Almost surely, 2^{123232221231130} is an apocalyptic number.

123232221231130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123232221231130 is a deficient number, since it is larger than the sum of its proper divisors (120574448619110).

123232221231130 is a wasteful number, since it uses less digits than its factorization.

123232221231130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2728735.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 123232221231130 its reverse (31132122232321), we get a palindrome (154364343463451).

The spelling of 123232221231130 in words is "one hundred twenty-three trillion, two hundred thirty-two billion, two hundred twenty-one million, two hundred thirty-one thousand, one hundred thirty".