2031121132232 has 24 divisors (see below), whose sum is σ = 3914062429410. Its totient is φ = 988112977920.

The previous prime is 2031121132211. The next prime is 2031121132259. The reversal of 2031121132232 is 2322311211302.

It can be written as a sum of positive squares in 3 ways, for example, as 1919039466436 + 112081665796 = 1385294^2 + 334786^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2031121132198 and 2031121132207.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 92717369 + ... + 92739272.

Almost surely, 2^{2031121132232} is an apocalyptic number.

It is an amenable number.

2031121132232 is a deficient number, since it is larger than the sum of its proper divisors (1882941297178).

2031121132232 is a wasteful number, since it uses less digits than its factorization.

2031121132232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185456721 (or 185456680 counting only the distinct ones).

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

Adding to 2031121132232 its reverse (2322311211302), we get a palindrome (4353432343534).

The spelling of 2031121132232 in words is "two trillion, thirty-one billion, one hundred twenty-one million, one hundred thirty-two thousand, two hundred thirty-two".