202222101090 has 32 divisors (see below), whose sum is σ = 485500780800. Its totient is φ = 53907256064.

The previous prime is 202222101089. The next prime is 202222101119. The reversal of 202222101090 is 90101222202.

It is a happy 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, 1076490 + ... + 1250309.

It is an arithmetic number, because the mean of its divisors is an integer number (15171899400).

Almost surely, 2^202222101090 is an apocalyptic number.

202222101090 is an abundant number, since it is smaller than the sum of its proper divisors (283278679710).

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

202222101090 is a wasteful number, since it uses less digits than its factorization.

202222101090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2329706.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 202222101090 its reverse (90101222202), we get a palindrome (292323323292).

The spelling of 202222101090 in words is "two hundred two billion, two hundred twenty-two million, one hundred one thousand, ninety".