212031110202 has 32 divisors (see below), whose sum is σ = 435858202752. Its totient is φ = 68713977024.

The previous prime is 212031110167. The next prime is 212031110231. The reversal of 212031110202 is 202011130212.

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, 77233 + ... + 655764.

It is an arithmetic number, because the mean of its divisors is an integer number (13620568836).

Almost surely, 2^212031110202 is an apocalyptic number.

212031110202 is an abundant number, since it is smaller than the sum of its proper divisors (223827092550).

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

212031110202 is a wasteful number, since it uses less digits than its factorization.

212031110202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734342.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 212031110202 its reverse (202011130212), we get a palindrome (414042240414).

The spelling of 212031110202 in words is "two hundred twelve billion, thirty-one million, one hundred ten thousand, two hundred two".