123630036321 has 16 divisors (see below), whose sum is σ = 184685658048. Its totient is φ = 72902232000.

The previous prime is 123630036319. The next prime is 123630036337.

123630036321 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 123630036321 - 2¹ = 123630036319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123630036301) 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, 50625330 + ... + 50627771.

It is an arithmetic number, because the mean of its divisors is an integer number (11542853628).

Almost surely, 2^123630036321 is an apocalyptic number.

123630036321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

123630036321 is a deficient number, since it is larger than the sum of its proper divisors (61055621727).

123630036321 is a wasteful number, since it uses less digits than its factorization.

123630036321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101253152.

The product of its (nonzero) digits is 11664, while the sum is 30.

The spelling of 123630036321 in words is "one hundred twenty-three billion, six hundred thirty million, thirty-six thousand, three hundred twenty-one".