200220121010249 has 2 divisors, whose sum is σ = 200220121010250. Its totient is φ = 200220121010248.

The previous prime is 200220121010177. The next prime is 200220121010291. The reversal of 200220121010249 is 942010121022002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 118664682062224 + 81555438948025 = 10893332^2 + 9030805^2 .

It is a cyclic number.

It is not a de Polignac number, because 200220121010249 - 2⁴⁰ = 199120609382473 is a prime.

It is not a weakly prime, because it can be changed into another prime (200220121030249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100110060505124 + 100110060505125.

It is an arithmetic number, because the mean of its divisors is an integer number (100110060505125).

Almost surely, 2^{200220121010249} is an apocalyptic number.

It is an amenable number.

200220121010249 is a deficient number, since it is larger than the sum of its proper divisors (1).

200220121010249 is an equidigital number, since it uses as much as digits as its factorization.

200220121010249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 200220121010249 in words is "two hundred trillion, two hundred twenty billion, one hundred twenty-one million, ten thousand, two hundred forty-nine".