101999995 has 8 divisors (see below), whose sum is σ = 122459040. Its totient is φ = 81560640.

The previous prime is 101999969. The next prime is 102000023. The reversal of 101999995 is 599999101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 101999995 - 2⁷ = 101999867 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11410 + ... + 18280.

It is an arithmetic number, because the mean of its divisors is an integer number (15307380).

Almost surely, 2^101999995 is an apocalyptic number.

101999995 is a deficient number, since it is larger than the sum of its proper divisors (20459045).

101999995 is an equidigital number, since it uses as much as digits as its factorization.

101999995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9845.

The product of its (nonzero) digits is 295245, while the sum is 52.

The square root of 101999995 is about 10099.5046908252. The cubic root of 101999995 is about 467.2328652010.

The spelling of 101999995 in words is "one hundred one million, nine hundred ninety-nine thousand, nine hundred ninety-five".