222100001121002 has 16 divisors (see below), whose sum is σ = 333692346381192. Its totient is φ = 110869221576960.

The previous prime is 222100001120909. The next prime is 222100001121091. The reversal of 222100001121002 is 200121100001222.

It can be written as a sum of positive squares in 4 ways, for example, as 199554018596881 + 22545982524121 = 14126359^2 + 4748261^2 .

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, 195656102 + ... + 196787982.

Almost surely, 2^{222100001121002} is an apocalyptic number.

222100001121002 is a deficient number, since it is larger than the sum of its proper divisors (111592345260190).

222100001121002 is a wasteful number, since it uses less digits than its factorization.

222100001121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1291513.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 222100001121002 its reverse (200121100001222), we get a palindrome (422221101122224).

The spelling of 222100001121002 in words is "two hundred twenty-two trillion, one hundred billion, one million, one hundred twenty-one thousand, two".