2555320101331 has 16 divisors (see below), whose sum is σ = 2694103479040. Its totient is φ = 2416967074080.

The previous prime is 2555320101311. The next prime is 2555320101353. The reversal of 2555320101331 is 1331010235552.

It is a cyclic number.

It is not a de Polignac number, because 2555320101331 - 2³⁹ = 2005564287443 is a prime.

It is a super-2 number, since 2×2555320101331² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2555320101293 and 2555320101302.

It is not an unprimeable number, because it can be changed into a prime (2555320101311) 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 15 ways as a sum of consecutive naturals, for example, 139985401 + ... + 140003653.

It is an arithmetic number, because the mean of its divisors is an integer number (168381467440).

Almost surely, 2^{2555320101331} is an apocalyptic number.

2555320101331 is a deficient number, since it is larger than the sum of its proper divisors (138783377709).

2555320101331 is a wasteful number, since it uses less digits than its factorization.

2555320101331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29626.

The product of its (nonzero) digits is 13500, while the sum is 31.

Adding to 2555320101331 its reverse (1331010235552), we get a palindrome (3886330336883).

The spelling of 2555320101331 in words is "two trillion, five hundred fifty-five billion, three hundred twenty million, one hundred one thousand, three hundred thirty-one".