31434502002236 has 12 divisors (see below), whose sum is σ = 55011244449840. Its totient is φ = 15717003588000.

The previous prime is 31434502002221. The next prime is 31434502002259. The reversal of 31434502002236 is 63220020543413.

It is a happy number.

It is a super-2 number, since 2×31434502002236² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 31434502002196 and 31434502002205.

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, 61567265 + ... + 62075736.

It is an arithmetic number, because the mean of its divisors is an integer number (4584270370820).

Almost surely, 2^{31434502002236} is an apocalyptic number.

It is an amenable number.

31434502002236 is a deficient number, since it is larger than the sum of its proper divisors (23576742447604).

31434502002236 is a wasteful number, since it uses less digits than its factorization.

31434502002236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123706564 (or 123706562 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 35.

Adding to 31434502002236 its reverse (63220020543413), we get a palindrome (94654522545649).

The spelling of 31434502002236 in words is "thirty-one trillion, four hundred thirty-four billion, five hundred two million, two thousand, two hundred thirty-six".