101202022012009 has 2 divisors, whose sum is σ = 101202022012010. Its totient is φ = 101202022012008.

The previous prime is 101202022011991. The next prime is 101202022012019. The reversal of 101202022012009 is 900210220202101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90789396552409 + 10412625459600 = 9528347^2 + 3226860^2 .

It is a cyclic number.

It is not a de Polignac number, because 101202022012009 - 2⁵ = 101202022011977 is a prime.

It is not a weakly prime, because it can be changed into another prime (101202022012019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50601011006004 + 50601011006005.

It is an arithmetic number, because the mean of its divisors is an integer number (50601011006005).

Almost surely, 2^{101202022012009} is an apocalyptic number.

It is an amenable number.

101202022012009 is a deficient number, since it is larger than the sum of its proper divisors (1).

101202022012009 is an equidigital number, since it uses as much as digits as its factorization.

101202022012009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 101202022012009 in words is "one hundred one trillion, two hundred two billion, twenty-two million, twelve thousand, nine".