1320162610231 has 16 divisors (see below), whose sum is σ = 1332243681120. Its totient is φ = 1308137523840.

The previous prime is 1320162610223. The next prime is 1320162610237.

1320162610231 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 1320162610231 - 2³ = 1320162610223 is a prime.

It is a super-2 number, since 2×1320162610231² (a number of 25 digits) contains 22 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 1320162610231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320162610237) 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, 110274076 + ... + 110286046.

It is an arithmetic number, because the mean of its divisors is an integer number (83265230070).

Almost surely, 2^{1320162610231} is an apocalyptic number.

1320162610231 is a deficient number, since it is larger than the sum of its proper divisors (12081070889).

1320162610231 is a wasteful number, since it uses less digits than its factorization.

1320162610231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14226.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 1320162610231 in words is "one trillion, three hundred twenty billion, one hundred sixty-two million, six hundred ten thousand, two hundred thirty-one".