2222100121210 has 8 divisors (see below), whose sum is σ = 3999780218196. Its totient is φ = 888840048480.

The previous prime is 2222100121207. The next prime is 2222100121247. The reversal of 2222100121210 is 121210012222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2156724279241 + 65375841969 = 1468579^2 + 255687^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111105006051 + ... + 111105006070.

Almost surely, 2^{2222100121210} is an apocalyptic number.

2222100121210 is a deficient number, since it is larger than the sum of its proper divisors (1777680096986).

2222100121210 is a wasteful number, since it uses less digits than its factorization.

2222100121210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222210012128.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2222100121210 its reverse (121210012222), we get a palindrome (2343310133432).

The spelling of 2222100121210 in words is "two trillion, two hundred twenty-two billion, one hundred million, one hundred twenty-one thousand, two hundred ten".