1231415500001 has 8 divisors (see below), whose sum is σ = 1256103624960. Its totient is φ = 1206781222192.

The previous prime is 1231415499991. The next prime is 1231415500043. The reversal of 1231415500001 is 1000055141321.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1231415500001 is a prime.

It is a super-3 number, since 3×1231415500001³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1231415500001.

It is not an unprimeable number, because it can be changed into a prime (1231415520001) 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, 13415591 + ... + 13507068.

It is an arithmetic number, because the mean of its divisors is an integer number (157012953120).

Almost surely, 2^{1231415500001} is an apocalyptic number.

It is an amenable number.

1231415500001 is a deficient number, since it is larger than the sum of its proper divisors (24688124959).

1231415500001 is an equidigital number, since it uses as much as digits as its factorization.

1231415500001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26923575.

The product of its (nonzero) digits is 600, while the sum is 23.

The spelling of 1231415500001 in words is "one trillion, two hundred thirty-one billion, four hundred fifteen million, five hundred thousand, one".