331132011101 has 4 divisors (see below), whose sum is σ = 331139516604. Its totient is φ = 331124505600.

The previous prime is 331132011097. The next prime is 331132011121. The reversal of 331132011101 is 101110231133.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 218303872900 + 112828138201 = 467230^2 + 335899^2 .

It is a cyclic number.

It is not a de Polignac number, because 331132011101 - 2² = 331132011097 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 331132011101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331132011121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3686180 + ... + 3774941.

It is an arithmetic number, because the mean of its divisors is an integer number (82784879151).

Almost surely, 2^331132011101 is an apocalyptic number.

It is an amenable number.

331132011101 is a deficient number, since it is larger than the sum of its proper divisors (7505503).

331132011101 is an equidigital number, since it uses as much as digits as its factorization.

331132011101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7505502.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 331132011101 its reverse (101110231133), we get a palindrome (432242242234).

The spelling of 331132011101 in words is "three hundred thirty-one billion, one hundred thirty-two million, eleven thousand, one hundred one".