31332120121132 has 6 divisors (see below), whose sum is σ = 54831210211988. Its totient is φ = 15666060060564.

The previous prime is 31332120121123. The next prime is 31332120121147. The reversal of 31332120121132 is 23112102123313.

It is a super-2 number, since 2×31332120121132² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 31332120121097 and 31332120121106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3916515015138 + ... + 3916515015145.

Almost surely, 2^{31332120121132} is an apocalyptic number.

It is an amenable number.

31332120121132 is a deficient number, since it is larger than the sum of its proper divisors (23499090090856).

31332120121132 is a wasteful number, since it uses less digits than its factorization.

31332120121132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7833030030287 (or 7833030030285 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 31332120121132 its reverse (23112102123313), we get a palindrome (54444222244445).

The spelling of 31332120121132 in words is "thirty-one trillion, three hundred thirty-two billion, one hundred twenty million, one hundred twenty-one thousand, one hundred thirty-two".