123030400215151 has 32 divisors (see below), whose sum is σ = 145884911268096. Its totient is φ = 102283702560000.

The previous prime is 123030400215113. The next prime is 123030400215167. The reversal of 123030400215151 is 151512004030321.

It is not a de Polignac number, because 123030400215151 - 2²⁷ = 123030265997423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123030400215451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5794660 + ... + 16722406.

It is an arithmetic number, because the mean of its divisors is an integer number (4558903477128).

Almost surely, 2^{123030400215151} is an apocalyptic number.

123030400215151 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

123030400215151 is a deficient number, since it is larger than the sum of its proper divisors (22854511052945).

123030400215151 is a wasteful number, since it uses less digits than its factorization.

123030400215151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10928503.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 123030400215151 its reverse (151512004030321), we get a palindrome (274542404245472).

The spelling of 123030400215151 in words is "one hundred twenty-three trillion, thirty billion, four hundred million, two hundred fifteen thousand, one hundred fifty-one".