31354034522 has 4 divisors (see below), whose sum is σ = 47031051786. Its totient is φ = 15677017260.

The previous prime is 31354034519. The next prime is 31354034533. The reversal of 31354034522 is 22543045313.

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., 19624927921 + 11729106601 = 140089^2 + 108301^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7838508629 + ... + 7838508632.

Almost surely, 2^31354034522 is an apocalyptic number.

31354034522 is a deficient number, since it is larger than the sum of its proper divisors (15677017264).

31354034522 is a wasteful number, since it uses less digits than its factorization.

31354034522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15677017263.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 31354034522 its reverse (22543045313), we get a palindrome (53897079835).

The spelling of 31354034522 in words is "thirty-one billion, three hundred fifty-four million, thirty-four thousand, five hundred twenty-two".