2131303223310 has 64 divisors (see below), whose sum is σ = 5121418570560. Its totient is φ = 567648829440.

The previous prime is 2131303223279. The next prime is 2131303223323. The reversal of 2131303223310 is 133223031312.

It is a super-2 number, since 2×2131303223310² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 244607514 + ... + 244616226.

It is an arithmetic number, because the mean of its divisors is an integer number (80022165165).

Almost surely, 2^{2131303223310} is an apocalyptic number.

2131303223310 is an abundant number, since it is smaller than the sum of its proper divisors (2990115347250).

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

2131303223310 is a wasteful number, since it uses less digits than its factorization.

2131303223310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17813.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 2131303223310 its reverse (133223031312), we get a palindrome (2264526254622).

The spelling of 2131303223310 in words is "two trillion, one hundred thirty-one billion, three hundred three million, two hundred twenty-three thousand, three hundred ten".