222131113202 has 8 divisors (see below), whose sum is σ = 335122662636. Its totient is φ = 110423558992.

The previous prime is 222131113157. The next prime is 222131113213. The reversal of 222131113202 is 202311131222.

It can be written as a sum of positive squares in 2 ways, for example, as 197305644481 + 24825468721 = 444191^2 + 157561^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 320998373 + ... + 320999064.

Almost surely, 2^222131113202 is an apocalyptic number.

222131113202 is a deficient number, since it is larger than the sum of its proper divisors (112991549434).

222131113202 is a wasteful number, since it uses less digits than its factorization.

222131113202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641997612.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 222131113202 its reverse (202311131222), we get a palindrome (424442244424).

The spelling of 222131113202 in words is "two hundred twenty-two billion, one hundred thirty-one million, one hundred thirteen thousand, two hundred two".