202222101222 has 96 divisors (see below), whose sum is σ = 447331382784. Its totient is φ = 66012648000.

The previous prime is 202222101203. The next prime is 202222101229. The reversal of 202222101222 is 222101222202.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 202222101195 and 202222101204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202222101229) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 82639603 + ... + 82642049.

It is an arithmetic number, because the mean of its divisors is an integer number (4659701904).

Almost surely, 2^202222101222 is an apocalyptic number.

202222101222 is an abundant number, since it is smaller than the sum of its proper divisors (245109281562).

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

202222101222 is a wasteful number, since it uses less digits than its factorization.

202222101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3034 (or 3031 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 202222101222 its reverse (222101222202), we get a palindrome (424323323424).

It can be divided in two parts, 202 and 222101222, that multiplied together give a palindrome (44864446844).

The spelling of 202222101222 in words is "two hundred two billion, two hundred twenty-two million, one hundred one thousand, two hundred twenty-two".