2231120131322 has 16 divisors (see below), whose sum is σ = 3543704036712. Its totient is φ = 1049891389440.

The previous prime is 2231120131313. The next prime is 2231120131393. The reversal of 2231120131322 is 2231310211322.

It can be written as a sum of positive squares in 4 ways, for example, as 1009058421361 + 1222061709961 = 1004519^2 + 1105469^2 .

It is a super-3 number, since 3×2231120131322³ (a number of 38 digits) contains 333 as substring.

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, 715829 + ... + 2230392.

Almost surely, 2^{2231120131322} is an apocalyptic number.

2231120131322 is a deficient number, since it is larger than the sum of its proper divisors (1312583905390).

2231120131322 is a wasteful number, since it uses less digits than its factorization.

2231120131322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2968513.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 2231120131322 its reverse (2231310211322), we get a palindrome (4462430342644).

The spelling of 2231120131322 in words is "two trillion, two hundred thirty-one billion, one hundred twenty million, one hundred thirty-one thousand, three hundred twenty-two".