31113223102102 has 8 divisors (see below), whose sum is σ = 46671621957576. Its totient is φ = 15556015782912.

The previous prime is 31113223102033. The next prime is 31113223102111. The reversal of 31113223102102 is 20120132231113.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297818788 + ... + 297923239.

It is an arithmetic number, because the mean of its divisors is an integer number (5833952744697).

Almost surely, 2^{31113223102102} is an apocalyptic number.

31113223102102 is a deficient number, since it is larger than the sum of its proper divisors (15558398855474).

31113223102102 is a wasteful number, since it uses less digits than its factorization.

31113223102102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595768142.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 31113223102102 its reverse (20120132231113), we get a palindrome (51233355333215).

The spelling of 31113223102102 in words is "thirty-one trillion, one hundred thirteen billion, two hundred twenty-three million, one hundred two thousand, one hundred two".