101115505499 has 2 divisors, whose sum is σ = 101115505500. Its totient is φ = 101115505498.

The previous prime is 101115505489. The next prime is 101115505507. The reversal of 101115505499 is 994505511101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101115505499 - 2³² = 96820538203 is a prime.

It is not a weakly prime, because it can be changed into another prime (101115505489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50557752749 + 50557752750.

It is an arithmetic number, because the mean of its divisors is an integer number (50557752750).

Almost surely, 2^101115505499 is an apocalyptic number.

101115505499 is a deficient number, since it is larger than the sum of its proper divisors (1).

101115505499 is an equidigital number, since it uses as much as digits as its factorization.

101115505499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40500, while the sum is 41.

The spelling of 101115505499 in words is "one hundred one billion, one hundred fifteen million, five hundred five thousand, four hundred ninety-nine".