123220133312030 has 16 divisors (see below), whose sum is σ = 221796632073600. Its totient is φ = 49287966188832.

The previous prime is 123220133311999. The next prime is 123220133312069. The reversal of 123220133312030 is 30213331022321.

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, 4789934 + ... + 16412913.

It is an arithmetic number, because the mean of its divisors is an integer number (13862289504600).

Almost surely, 2^{123220133312030} is an apocalyptic number.

123220133312030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123220133312030 is a deficient number, since it is larger than the sum of its proper divisors (98576498761570).

123220133312030 is a wasteful number, since it uses less digits than its factorization.

123220133312030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21784003.

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

Adding to 123220133312030 its reverse (30213331022321), we get a palindrome (153433464334351).

The spelling of 123220133312030 in words is "one hundred twenty-three trillion, two hundred twenty billion, one hundred thirty-three million, three hundred twelve thousand, thirty".