222202130202 has 128 divisors (see below), whose sum is σ = 560134713600. Its totient is φ = 64727361792.

The previous prime is 222202130179. The next prime is 222202130203. The reversal of 222202130202 is 202031202222.

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

It is not an unprimeable number, because it can be changed into a prime (222202130203) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23109948 + ... + 23119560.

It is an arithmetic number, because the mean of its divisors is an integer number (4376052450).

Almost surely, 2^222202130202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222202130202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (280067356800).

222202130202 is an abundant number, since it is smaller than the sum of its proper divisors (337932583398).

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

222202130202 is a wasteful number, since it uses less digits than its factorization.

222202130202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11389 (or 11383 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 222202130202 its reverse (202031202222), we get a palindrome (424233332424).

The spelling of 222202130202 in words is "two hundred twenty-two billion, two hundred two million, one hundred thirty thousand, two hundred two".