123232101201231 has 16 divisors (see below), whose sum is σ = 184091197865088. Its totient is φ = 72667578103200.

The previous prime is 123232101201197. The next prime is 123232101201239. The reversal of 123232101201231 is 132102101232321.

It is not a de Polignac number, because 123232101201231 - 2¹⁹ = 123232100676943 is a prime.

It is a super-2 number, since 2×123232101201231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123232101201239) 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, 50463594685 + ... + 50463597126.

It is an arithmetic number, because the mean of its divisors is an integer number (11505699866568).

Almost surely, 2^{123232101201231} is an apocalyptic number.

123232101201231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

123232101201231 is a deficient number, since it is larger than the sum of its proper divisors (60859096663857).

123232101201231 is a wasteful number, since it uses less digits than its factorization.

123232101201231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100927191862.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 123232101201231 its reverse (132102101232321), we get a palindrome (255334202433552).

The spelling of 123232101201231 in words is "one hundred twenty-three trillion, two hundred thirty-two billion, one hundred one million, two hundred one thousand, two hundred thirty-one".