31134311022 has 16 divisors (see below), whose sum is σ = 62373635280. Its totient is φ = 10360601472.

The previous prime is 31134311017. The next prime is 31134311041. The reversal of 31134311022 is 22011343113.

It is a self number, because there is not a number n which added to its sum of digits gives 31134311022.

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, 4371697 + ... + 4378812.

It is an arithmetic number, because the mean of its divisors is an integer number (3898352205).

Almost surely, 2^31134311022 is an apocalyptic number.

31134311022 is an abundant number, since it is smaller than the sum of its proper divisors (31239324258).

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

31134311022 is a wasteful number, since it uses less digits than its factorization.

31134311022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8751107.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 31134311022 its reverse (22011343113), we get a palindrome (53145654135).

The spelling of 31134311022 in words is "thirty-one billion, one hundred thirty-four million, three hundred eleven thousand, twenty-two".