102220201049 has 2 divisors, whose sum is σ = 102220201050. Its totient is φ = 102220201048.

The previous prime is 102220201033. The next prime is 102220201063. The reversal of 102220201049 is 940102022201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92148673600 + 10071527449 = 303560^2 + 100357^2 .

It is a cyclic number.

It is not a de Polignac number, because 102220201049 - 2⁴ = 102220201033 is a prime.

It is not a weakly prime, because it can be changed into another prime (102220201249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51110100524 + 51110100525.

It is an arithmetic number, because the mean of its divisors is an integer number (51110100525).

Almost surely, 2^102220201049 is an apocalyptic number.

It is an amenable number.

102220201049 is a deficient number, since it is larger than the sum of its proper divisors (1).

102220201049 is an equidigital number, since it uses as much as digits as its factorization.

102220201049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 102220201049 in words is "one hundred two billion, two hundred twenty million, two hundred one thousand, forty-nine".