10101099919 has 2 divisors, whose sum is σ = 10101099920. Its totient is φ = 10101099918.

The previous prime is 10101099913. The next prime is 10101099949. The reversal of 10101099919 is 91999010101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10101099919 - 2¹⁹ = 10100575631 is a prime.

It is a super-2 number, since 2×10101099919² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10101099913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050549959 + 5050549960.

It is an arithmetic number, because the mean of its divisors is an integer number (5050549960).

Almost surely, 2^10101099919 is an apocalyptic number.

10101099919 is a deficient number, since it is larger than the sum of its proper divisors (1).

10101099919 is an equidigital number, since it uses as much as digits as its factorization.

10101099919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6561, while the sum is 40.

The spelling of 10101099919 in words is "ten billion, one hundred one million, ninety-nine thousand, nine hundred nineteen".