2222100199997 has 2 divisors, whose sum is σ = 2222100199998. Its totient is φ = 2222100199996.

The previous prime is 2222100199987. The next prime is 2222100200039. The reversal of 2222100199997 is 7999910012222.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2082563585881 + 139536614116 = 1443109^2 + 373546^2 .

It is a cyclic number.

It is not a de Polignac number, because 2222100199997 - 2³² = 2217805232701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2222100199987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111050099998 + 1111050099999.

It is an arithmetic number, because the mean of its divisors is an integer number (1111050099999).

Almost surely, 2^{2222100199997} is an apocalyptic number.

It is an amenable number.

2222100199997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2222100199997 is an equidigital number, since it uses as much as digits as its factorization.

2222100199997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 734832, while the sum is 53.

The spelling of 2222100199997 in words is "two trillion, two hundred twenty-two billion, one hundred million, one hundred ninety-nine thousand, nine hundred ninety-seven".