31434321433100 has 18 divisors (see below), whose sum is σ = 68212477510044. Its totient is φ = 12573728573200.

The previous prime is 31434321433007. The next prime is 31434321433169. The reversal of 31434321433100 is 133412343413.

It is a happy number.

It is a super-2 number, since 2×31434321433100² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 157171607066 + ... + 157171607265.

Almost surely, 2^{31434321433100} is an apocalyptic number.

It is an amenable number.

31434321433100 is an abundant number, since it is smaller than the sum of its proper divisors (36778156076944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31434321433100 is a wasteful number, since it uses less digits than its factorization.

31434321433100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314343214345 (or 314343214338 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 31434321433100 its reverse (133412343413), we get a palindrome (31567733776513).

The spelling of 31434321433100 in words is "thirty-one trillion, four hundred thirty-four billion, three hundred twenty-one million, four hundred thirty-three thousand, one hundred".