31332313110122 has 4 divisors (see below), whose sum is σ = 46998469665186. Its totient is φ = 15666156555060.

The previous prime is 31332313110061. The next prime is 31332313110143. The reversal of 31332313110122 is 22101131323313.

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

It can be written as a sum of positive squares in only one way, i.e., 15838083724681 + 15494229385441 = 3979709^2 + 3936271^2 .

It is a super-3 number, since 3×31332313110122³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 31332313110091 and 31332313110100.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7833078277529 + ... + 7833078277532.

Almost surely, 2^{31332313110122} is an apocalyptic number.

31332313110122 is a deficient number, since it is larger than the sum of its proper divisors (15666156555064).

31332313110122 is a wasteful number, since it uses less digits than its factorization.

31332313110122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15666156555063.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 31332313110122 its reverse (22101131323313), we get a palindrome (53433444433435).

The spelling of 31332313110122 in words is "thirty-one trillion, three hundred thirty-two billion, three hundred thirteen million, one hundred ten thousand, one hundred twenty-two".