31032140223134 has 4 divisors (see below), whose sum is σ = 46548210334704. Its totient is φ = 15516070111566.

The previous prime is 31032140223109. The next prime is 31032140223157. The reversal of 31032140223134 is 43132204123013.

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

It is a super-2 number, since 2×31032140223134² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 31032140223097 and 31032140223106.

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, 7758035055782 + ... + 7758035055785.

It is an arithmetic number, because the mean of its divisors is an integer number (11637052583676).

Almost surely, 2^{31032140223134} is an apocalyptic number.

31032140223134 is a deficient number, since it is larger than the sum of its proper divisors (15516070111570).

31032140223134 is a wasteful number, since it uses less digits than its factorization.

31032140223134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15516070111569.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 31032140223134 its reverse (43132204123013), we get a palindrome (74164344346147).

The spelling of 31032140223134 in words is "thirty-one trillion, thirty-two billion, one hundred forty million, two hundred twenty-three thousand, one hundred thirty-four".