31472068922 has 8 divisors (see below), whose sum is σ = 53952118176. Its totient is φ = 13488029532.

The previous prime is 31472068921. The next prime is 31472068949. The reversal of 31472068922 is 22986027413.

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

It is a super-2 number, since 2×31472068922² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (31472068921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1124002448 + ... + 1124002475.

It is an arithmetic number, because the mean of its divisors is an integer number (6744014772).

Almost surely, 2^31472068922 is an apocalyptic number.

31472068922 is a deficient number, since it is larger than the sum of its proper divisors (22480049254).

31472068922 is a wasteful number, since it uses less digits than its factorization.

31472068922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2248004932.

The product of its (nonzero) digits is 290304, while the sum is 44.

The spelling of 31472068922 in words is "thirty-one billion, four hundred seventy-two million, sixty-eight thousand, nine hundred twenty-two".