31313301033422 has 4 divisors (see below), whose sum is σ = 46969951550136. Its totient is φ = 15656650516710.

The previous prime is 31313301033409. The next prime is 31313301033449. The reversal of 31313301033422 is 22433010331313.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×31313301033422² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7828325258354 + ... + 7828325258357.

It is an arithmetic number, because the mean of its divisors is an integer number (11742487887534).

Almost surely, 2^{31313301033422} is an apocalyptic number.

31313301033422 is a deficient number, since it is larger than the sum of its proper divisors (15656650516714).

31313301033422 is a wasteful number, since it uses less digits than its factorization.

31313301033422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15656650516713.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 31313301033422 its reverse (22433010331313), we get a palindrome (53746311364735).

The spelling of 31313301033422 in words is "thirty-one trillion, three hundred thirteen billion, three hundred one million, thirty-three thousand, four hundred twenty-two".