101222995 has 4 divisors (see below), whose sum is σ = 121467600. Its totient is φ = 80978392.

The previous prime is 101222969. The next prime is 101222999. The reversal of 101222995 is 599222101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101222995 - 2⁹ = 101222483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101222999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10122295 + ... + 10122304.

It is an arithmetic number, because the mean of its divisors is an integer number (30366900).

Almost surely, 2^101222995 is an apocalyptic number.

101222995 is a deficient number, since it is larger than the sum of its proper divisors (20244605).

101222995 is an equidigital number, since it uses as much as digits as its factorization.

101222995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20244604.

The product of its (nonzero) digits is 3240, while the sum is 31.

The square root of 101222995 is about 10060.9639200228. The cubic root of 101222995 is about 466.0434347696.

The spelling of 101222995 in words is "one hundred one million, two hundred twenty-two thousand, nine hundred ninety-five".