101984899 has 2 divisors, whose sum is σ = 101984900. Its totient is φ = 101984898.

The previous prime is 101984893. The next prime is 101984903. The reversal of 101984899 is 998489101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101984899 - 2³ = 101984891 is a prime.

It is not a weakly prime, because it can be changed into another prime (101984891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50992449 + 50992450.

It is an arithmetic number, because the mean of its divisors is an integer number (50992450).

Almost surely, 2^101984899 is an apocalyptic number.

101984899 is a deficient number, since it is larger than the sum of its proper divisors (1).

101984899 is an equidigital number, since it uses as much as digits as its factorization.

101984899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 49.

The square root of 101984899 is about 10098.7572997869. The cubic root of 101984899 is about 467.2098139080.

The spelling of 101984899 in words is "one hundred one million, nine hundred eighty-four thousand, eight hundred ninety-nine".