31342273332 has 24 divisors (see below), whose sum is σ = 73206852096. Its totient is φ = 10436727168.

The previous prime is 31342273309. The next prime is 31342273373. The reversal of 31342273332 is 23337224313.

It is a junction number, because it is equal to n+sod(n) for n = 31342273293 and 31342273302.

It is a congruent number.

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, 1324948 + ... + 1348395.

It is an arithmetic number, because the mean of its divisors is an integer number (3050285504).

Almost surely, 2^31342273332 is an apocalyptic number.

It is an amenable number.

31342273332 is an abundant number, since it is smaller than the sum of its proper divisors (41864578764).

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

31342273332 is a wasteful number, since it uses less digits than its factorization.

31342273332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2674327 (or 2674325 counting only the distinct ones).

The product of its digits is 54432, while the sum is 33.

Adding to 31342273332 its reverse (23337224313), we get a palindrome (54679497645).

The spelling of 31342273332 in words is "thirty-one billion, three hundred forty-two million, two hundred seventy-three thousand, three hundred thirty-two".