213432031110 has 32 divisors (see below), whose sum is σ = 512477402112. Its totient is φ = 56888483040.

The previous prime is 213432031091. The next prime is 213432031129. The reversal of 213432031110 is 11130234312.

It is an interprime number because it is at equal distance from previous prime (213432031091) and next prime (213432031129).

It is a Curzon number.

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, 1605334 + ... + 1733193.

It is an arithmetic number, because the mean of its divisors is an integer number (16014918816).

Almost surely, 2^213432031110 is an apocalyptic number.

213432031110 is an abundant number, since it is smaller than the sum of its proper divisors (299045371002).

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

213432031110 is a wasteful number, since it uses less digits than its factorization.

213432031110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3340668.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 213432031110 its reverse (11130234312), we get a palindrome (224562265422).

The spelling of 213432031110 in words is "two hundred thirteen billion, four hundred thirty-two million, thirty-one thousand, one hundred ten".