101331201320 has 32 divisors (see below), whose sum is σ = 230345677800. Its totient is φ = 40114618368.

The previous prime is 101331201289. The next prime is 101331201331. The reversal of 101331201320 is 23102133101.

It can be written as a sum of positive squares in 4 ways, for example, as 47247977956 + 54083223364 = 217366^2 + 232558^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13054265 + ... + 13062024.

Almost surely, 2^101331201320 is an apocalyptic number.

101331201320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101331201320 is an abundant number, since it is smaller than the sum of its proper divisors (129014476480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101331201320 is a wasteful number, since it uses less digits than its factorization.

101331201320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26116397 (or 26116393 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 101331201320 its reverse (23102133101), we get a palindrome (124433334421).

The spelling of 101331201320 in words is "one hundred one billion, three hundred thirty-one million, two hundred one thousand, three hundred twenty".