202222000 has 40 divisors (see below), whose sum is σ = 488977632. Its totient is φ = 80888000.

The previous prime is 202221989. The next prime is 202222019. The reversal of 202222000 is 222202.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48556 + ... + 52555.

Almost surely, 2^202222000 is an apocalyptic number.

202222000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202222000 is an abundant number, since it is smaller than the sum of its proper divisors (286755632).

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

202222000 is a wasteful number, since it uses less digits than its factorization.

202222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101134 (or 101118 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 10.

The square root of 202222000 is about 14220.4781916784. The cubic root of 202222000 is about 586.9612988617.

Adding to 202222000 its reverse (222202), we get a palindrome (202444202).

It can be divided in two parts, 20222 and 2000, that added together give a palindrome (22222).

The spelling of 202222000 in words is "two hundred two million, two hundred twenty-two thousand".