101200995 has 96 divisors (see below), whose sum is σ = 212040192. Its totient is φ = 45349632.

The previous prime is 101200993. The next prime is 101201003. The reversal of 101200995 is 599002101.

It is a happy number.

It is not a de Polignac number, because 101200995 - 2¹ = 101200993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (101200991) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 620784 + ... + 620946.

It is an arithmetic number, because the mean of its divisors is an integer number (2208752).

Almost surely, 2^101200995 is an apocalyptic number.

101200995 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

101200995 is an abundant number, since it is smaller than the sum of its proper divisors (110839197).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101200995 is an equidigital number, since it uses as much as digits as its factorization.

101200995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263 (or 251 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 27.

The square root of 101200995 is about 10059.8705260058. The cubic root of 101200995 is about 466.0096687317.

The spelling of 101200995 in words is "one hundred one million, two hundred thousand, nine hundred ninety-five".