101312231999 has 8 divisors (see below), whose sum is σ = 110818746192. Its totient is φ = 91855103040.

The previous prime is 101312231981. The next prime is 101312232001. The reversal of 101312231999 is 999132213101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101312231999 - 2¹² = 101312227903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101312231929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12342014 + ... + 12350219.

It is an arithmetic number, because the mean of its divisors is an integer number (13852343274).

Almost surely, 2^101312231999 is an apocalyptic number.

101312231999 is a deficient number, since it is larger than the sum of its proper divisors (9506514193).

101312231999 is a wasteful number, since it uses less digits than its factorization.

101312231999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24692617.

The product of its (nonzero) digits is 26244, while the sum is 41.

The spelling of 101312231999 in words is "one hundred one billion, three hundred twelve million, two hundred thirty-one thousand, nine hundred ninety-nine".