222121002202 has 48 divisors (see below), whose sum is σ = 387872585856. Its totient is φ = 94999132800.

The previous prime is 222121002193. The next prime is 222121002241. The reversal of 222121002202 is 202200121222.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28757113 + ... + 28764835.

It is an arithmetic number, because the mean of its divisors is an integer number (8080678872).

Almost surely, 2^222121002202 is an apocalyptic number.

222121002202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222121002202 is a deficient number, since it is larger than the sum of its proper divisors (165751583654).

222121002202 is a wasteful number, since it uses less digits than its factorization.

222121002202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14755 (or 14744 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 222121002202 its reverse (202200121222), we get a palindrome (424321123424).

The spelling of 222121002202 in words is "two hundred twenty-two billion, one hundred twenty-one million, two thousand, two hundred two".