31104342202 has 4 divisors (see below), whose sum is σ = 46656513306. Its totient is φ = 15552171100.

The previous prime is 31104342197. The next prime is 31104342239. The reversal of 31104342202 is 20224340113.

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., 25853745681 + 5250596521 = 160791^2 + 72461^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7776085549 + ... + 7776085552.

Almost surely, 2^31104342202 is an apocalyptic number.

31104342202 is a deficient number, since it is larger than the sum of its proper divisors (15552171104).

31104342202 is a wasteful number, since it uses less digits than its factorization.

31104342202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15552171103.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 31104342202 its reverse (20224340113), we get a palindrome (51328682315).

The spelling of 31104342202 in words is "thirty-one billion, one hundred four million, three hundred forty-two thousand, two hundred two".