101113213009 has 2 divisors, whose sum is σ = 101113213010. Its totient is φ = 101113213008.

The previous prime is 101113213001. The next prime is 101113213057. The reversal of 101113213009 is 900312311101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83075379984 + 18037833025 = 288228^2 + 134305^2 .

It is a cyclic number.

It is not a de Polignac number, because 101113213009 - 2³ = 101113213001 is a prime.

It is not a weakly prime, because it can be changed into another prime (101113213001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50556606504 + 50556606505.

It is an arithmetic number, because the mean of its divisors is an integer number (50556606505).

Almost surely, 2^101113213009 is an apocalyptic number.

It is an amenable number.

101113213009 is a deficient number, since it is larger than the sum of its proper divisors (1).

101113213009 is an equidigital number, since it uses as much as digits as its factorization.

101113213009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 22.

The spelling of 101113213009 in words is "one hundred one billion, one hundred thirteen million, two hundred thirteen thousand, nine".