31423133302 has 16 divisors (see below), whose sum is σ = 54444359952. Its totient is φ = 13443051520.

The previous prime is 31423133297. The next prime is 31423133321. The reversal of 31423133302 is 20333132413.

It is a super-2 number, since 2×31423133302² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42009163 + ... + 42009910.

It is an arithmetic number, because the mean of its divisors is an integer number (3402772497).

Almost surely, 2^31423133302 is an apocalyptic number.

31423133302 is a deficient number, since it is larger than the sum of its proper divisors (23021226650).

31423133302 is a wasteful number, since it uses less digits than its factorization.

31423133302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84019103.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 31423133302 its reverse (20333132413), we get a palindrome (51756265715).

The spelling of 31423133302 in words is "thirty-one billion, four hundred twenty-three million, one hundred thirty-three thousand, three hundred two".