123201101132130 has 48 divisors (see below), whose sum is σ = 343957359899520. Its totient is φ = 28160251687008.

The previous prime is 123201101132107. The next prime is 123201101132191. The reversal of 123201101132130 is 31231101102321.

It is a super-2 number, since 2×123201101132130² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 123201101132097 and 123201101132106.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41905134970 + ... + 41905137909.

It is an arithmetic number, because the mean of its divisors is an integer number (7165778331240).

Almost surely, 2^{123201101132130} is an apocalyptic number.

123201101132130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123201101132130 is an abundant number, since it is smaller than the sum of its proper divisors (220756258767390).

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

123201101132130 is a wasteful number, since it uses less digits than its factorization.

123201101132130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83810272903 (or 83810272896 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 123201101132130 its reverse (31231101102321), we get a palindrome (154432202234451).

The spelling of 123201101132130 in words is "one hundred twenty-three trillion, two hundred one billion, one hundred one million, one hundred thirty-two thousand, one hundred thirty".