1320010100231 has 4 divisors (see below), whose sum is σ = 1322861094432. Its totient is φ = 1317159106032.

The previous prime is 1320010100197. The next prime is 1320010100261.

1320010100231 is nontrivially palindromic in base 10.

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 1320010100231 - 2³⁴ = 1302830231047 is a prime.

It is a super-2 number, since 2×1320010100231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320010100261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1425496406 + ... + 1425497331.

It is an arithmetic number, because the mean of its divisors is an integer number (330715273608).

Almost surely, 2^{1320010100231} is an apocalyptic number.

1320010100231 is a deficient number, since it is larger than the sum of its proper divisors (2850994201).

1320010100231 is an equidigital number, since it uses as much as digits as its factorization.

1320010100231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2850994200.

The product of its (nonzero) digits is 36, while the sum is 14.

It can be divided in two parts, 1320010 and 100231, that added together give a palindrome (1420241).

The spelling of 1320010100231 in words is "one trillion, three hundred twenty billion, ten million, one hundred thousand, two hundred thirty-one".