1010200049 has 2 divisors, whose sum is σ = 1010200050. Its totient is φ = 1010200048.

The previous prime is 1010199991. The next prime is 1010200063. The reversal of 1010200049 is 9400020101.

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., 636048400 + 374151649 = 25220^2 + 19343^2 .

It is a cyclic number.

It is not a de Polignac number, because 1010200049 - 2¹⁶ = 1010134513 is a prime.

It is not a weakly prime, because it can be changed into another prime (1010200249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505100024 + 505100025.

It is an arithmetic number, because the mean of its divisors is an integer number (505100025).

Almost surely, 2^1010200049 is an apocalyptic number.

It is an amenable number.

1010200049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010200049 is an equidigital number, since it uses as much as digits as its factorization.

1010200049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1010200049 is about 31783.6443630997. The cubic root of 1010200049 is about 1003.3885212877.

The spelling of 1010200049 in words is "one billion, ten million, two hundred thousand, forty-nine".