31425512234122 has 16 divisors (see below), whose sum is σ = 47390216574240. Its totient is φ = 15628902881328.

The previous prime is 31425512234047. The next prime is 31425512234183. The reversal of 31425512234122 is 22143221552413.

It is a super-2 number, since 2×31425512234122² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31890348 + ... + 32860999.

It is an arithmetic number, because the mean of its divisors is an integer number (2961888535890).

Almost surely, 2^{31425512234122} is an apocalyptic number.

31425512234122 is a deficient number, since it is larger than the sum of its proper divisors (15964704340118).

31425512234122 is a wasteful number, since it uses less digits than its factorization.

31425512234122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64752645.

The product of its digits is 115200, while the sum is 37.

Adding to 31425512234122 its reverse (22143221552413), we get a palindrome (53568733786535).

The spelling of 31425512234122 in words is "thirty-one trillion, four hundred twenty-five billion, five hundred twelve million, two hundred thirty-four thousand, one hundred twenty-two".