102122010899 has 2 divisors, whose sum is σ = 102122010900. Its totient is φ = 102122010898.

The previous prime is 102122010889. The next prime is 102122010911. The reversal of 102122010899 is 998010221201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102122010899 - 2⁴ = 102122010883 is a prime.

It is a super-2 number, since 2×102122010899² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (102122010889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51061005449 + 51061005450.

It is an arithmetic number, because the mean of its divisors is an integer number (51061005450).

Almost surely, 2^102122010899 is an apocalyptic number.

102122010899 is a deficient number, since it is larger than the sum of its proper divisors (1).

102122010899 is an equidigital number, since it uses as much as digits as its factorization.

102122010899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 35.

The spelling of 102122010899 in words is "one hundred two billion, one hundred twenty-two million, ten thousand, eight hundred ninety-nine".