102120001099 has 2 divisors, whose sum is σ = 102120001100. Its totient is φ = 102120001098.

The previous prime is 102120001051. The next prime is 102120001103. The reversal of 102120001099 is 990100021201.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102120001099 is a prime.

It is a super-2 number, since 2×102120001099² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (102120001699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51060000549 + 51060000550.

It is an arithmetic number, because the mean of its divisors is an integer number (51060000550).

Almost surely, 2^102120001099 is an apocalyptic number.

102120001099 is a deficient number, since it is larger than the sum of its proper divisors (1).

102120001099 is an equidigital number, since it uses as much as digits as its factorization.

102120001099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 25.

The spelling of 102120001099 in words is "one hundred two billion, one hundred twenty million, one thousand, ninety-nine".