200220042149 has 2 divisors, whose sum is σ = 200220042150. Its totient is φ = 200220042148.

The previous prime is 200220042073. The next prime is 200220042151. The reversal of 200220042149 is 941240022002.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 177288997249 + 22931044900 = 421057^2 + 151430^2 .

It is a cyclic number.

It is not a de Polignac number, because 200220042149 - 2²⁸ = 199951606693 is a prime.

Together with 200220042151, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200220042349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100110021074 + 100110021075.

It is an arithmetic number, because the mean of its divisors is an integer number (100110021075).

Almost surely, 2^200220042149 is an apocalyptic number.

It is an amenable number.

200220042149 is a deficient number, since it is larger than the sum of its proper divisors (1).

200220042149 is an equidigital number, since it uses as much as digits as its factorization.

200220042149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 26.

The spelling of 200220042149 in words is "two hundred billion, two hundred twenty million, forty-two thousand, one hundred forty-nine".