1320622260231 has 16 divisors (see below), whose sum is σ = 1854158486400. Its totient is φ = 833783115168.

The previous prime is 1320622260211. The next prime is 1320622260253.

1320622260231 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-1320622260231 is a prime.

It is a super-2 number, since 2×1320622260231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320622260211) 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, 3921621 + ... + 4245038.

It is an arithmetic number, because the mean of its divisors is an integer number (115884905400).

Almost surely, 2^{1320622260231} is an apocalyptic number.

1320622260231 is a deficient number, since it is larger than the sum of its proper divisors (533536226169).

1320622260231 is a wasteful number, since it uses less digits than its factorization.

1320622260231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8169518.

The product of its (nonzero) digits is 10368, while the sum is 30.

The spelling of 1320622260231 in words is "one trillion, three hundred twenty billion, six hundred twenty-two million, two hundred sixty thousand, two hundred thirty-one".