1016233712731 has 4 divisors (see below), whose sum is σ = 1016705723112. Its totient is φ = 1015761702352.

The previous prime is 1016233712671. The next prime is 1016233712779. The reversal of 1016233712731 is 1372173326101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1016233712731 - 2¹¹ = 1016233710683 is a prime.

It is a super-2 number, since 2×1016233712731² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1016233712231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 236001961 + ... + 236006266.

It is an arithmetic number, because the mean of its divisors is an integer number (254176430778).

Almost surely, 2^{1016233712731} is an apocalyptic number.

1016233712731 is a deficient number, since it is larger than the sum of its proper divisors (472010381).

1016233712731 is an equidigital number, since it uses as much as digits as its factorization.

1016233712731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472010380.

The product of its (nonzero) digits is 31752, while the sum is 37.

The spelling of 1016233712731 in words is "one trillion, sixteen billion, two hundred thirty-three million, seven hundred twelve thousand, seven hundred thirty-one".