10867731331 has 4 divisors (see below), whose sum is σ = 10875369952. Its totient is φ = 10860092712.

The previous prime is 10867731319. The next prime is 10867731341. The reversal of 10867731331 is 13313776801.

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 10867731331 - 2¹¹ = 10867729283 is a prime.

It is a super-2 number, since 2×10867731331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10867731341) 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, 3817176 + ... + 3820021.

It is an arithmetic number, because the mean of its divisors is an integer number (2718842488).

Almost surely, 2^10867731331 is an apocalyptic number.

10867731331 is a deficient number, since it is larger than the sum of its proper divisors (7638621).

10867731331 is an equidigital number, since it uses as much as digits as its factorization.

10867731331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7638620.

The product of its (nonzero) digits is 63504, while the sum is 40.

The spelling of 10867731331 in words is "ten billion, eight hundred sixty-seven million, seven hundred thirty-one thousand, three hundred thirty-one".