31402334422 has 8 divisors (see below), whose sum is σ = 48727760400. Its totient is φ = 15159747624.

The previous prime is 31402334377. The next prime is 31402334437. The reversal of 31402334422 is 22443320413.

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

It is a super-2 number, since 2×31402334422² (a number of 22 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 in 3 ways as a sum of consecutive naturals, for example, 270709722 + ... + 270709837.

It is an arithmetic number, because the mean of its divisors is an integer number (6090970050).

Almost surely, 2^31402334422 is an apocalyptic number.

31402334422 is a deficient number, since it is larger than the sum of its proper divisors (17325425978).

31402334422 is a wasteful number, since it uses less digits than its factorization.

31402334422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541419590.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 31402334422 its reverse (22443320413), we get a palindrome (53845654835).

The spelling of 31402334422 in words is "thirty-one billion, four hundred two million, three hundred thirty-four thousand, four hundred twenty-two".