222201121002 has 32 divisors (see below), whose sum is σ = 511887409152. Its totient is φ = 62986143024.

The previous prime is 222201120997. The next prime is 222201121003. The reversal of 222201121002 is 200121102222.

It is not an unprimeable number, because it can be changed into a prime (222201121003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20823418 + ... + 20834085.

It is an arithmetic number, because the mean of its divisors is an integer number (15996481536).

Almost surely, 2^222201121002 is an apocalyptic number.

222201121002 is an abundant number, since it is smaller than the sum of its proper divisors (289686288150).

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

222201121002 is a wasteful number, since it uses less digits than its factorization.

222201121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41657642.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 222201121002 its reverse (200121102222), we get a palindrome (422322223224).

The spelling of 222201121002 in words is "two hundred twenty-two billion, two hundred one million, one hundred twenty-one thousand, two".