31124335636342 has 32 divisors (see below), whose sum is σ = 53235745571232. Its totient is φ = 13519957446144.

The previous prime is 31124335636337. The next prime is 31124335636397. The reversal of 31124335636342 is 24363653342113.

It is a super-2 number, since 2×31124335636342² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 31124335636292 and 31124335636301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69554188 + ... + 70000240.

It is an arithmetic number, because the mean of its divisors is an integer number (1663617049101).

Almost surely, 2^{31124335636342} is an apocalyptic number.

31124335636342 is a deficient number, since it is larger than the sum of its proper divisors (22111409934890).

31124335636342 is a wasteful number, since it uses less digits than its factorization.

31124335636342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603952.

The product of its digits is 2799360, while the sum is 46.

Adding to 31124335636342 its reverse (24363653342113), we get a palindrome (55487988978455).

The spelling of 31124335636342 in words is "thirty-one trillion, one hundred twenty-four billion, three hundred thirty-five million, six hundred thirty-six thousand, three hundred forty-two".