11020099957 has 2 divisors, whose sum is σ = 11020099958. Its totient is φ = 11020099956.

The previous prime is 11020099927. The next prime is 11020099991. The reversal of 11020099957 is 75999002011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10860557796 + 159542161 = 104214^2 + 12631^2 .

It is a cyclic number.

It is not a de Polignac number, because 11020099957 - 2⁷ = 11020099829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11020099927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510049978 + 5510049979.

It is an arithmetic number, because the mean of its divisors is an integer number (5510049979).

Almost surely, 2^11020099957 is an apocalyptic number.

It is an amenable number.

11020099957 is a deficient number, since it is larger than the sum of its proper divisors (1).

11020099957 is an equidigital number, since it uses as much as digits as its factorization.

11020099957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51030, while the sum is 43.

The spelling of 11020099957 in words is "eleven billion, twenty million, ninety-nine thousand, nine hundred fifty-seven".