2120360133531 has 16 divisors (see below), whose sum is σ = 2834853701760. Its totient is φ = 1409721628800.

The previous prime is 2120360133523. The next prime is 2120360133547. The reversal of 2120360133531 is 1353310630212.

It is not a de Polignac number, because 2120360133531 - 2³ = 2120360133523 is a prime.

It is a super-2 number, since 2×2120360133531² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2120360133131) 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, 5046700 + ... + 5450678.

It is an arithmetic number, because the mean of its divisors is an integer number (177178356360).

Almost surely, 2^{2120360133531} is an apocalyptic number.

2120360133531 is a deficient number, since it is larger than the sum of its proper divisors (714493568229).

2120360133531 is a wasteful number, since it uses less digits than its factorization.

2120360133531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408746.

The product of its (nonzero) digits is 9720, while the sum is 30.

Adding to 2120360133531 its reverse (1353310630212), we get a palindrome (3473670763743).

The spelling of 2120360133531 in words is "two trillion, one hundred twenty billion, three hundred sixty million, one hundred thirty-three thousand, five hundred thirty-one".