101122100999 has 4 divisors (see below), whose sum is σ = 101324751000. Its totient is φ = 100919451000.

The previous prime is 101122100993. The next prime is 101122101007. The reversal of 101122100999 is 999001221101.

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 101122100999 - 2²⁴ = 101105323783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101122100993) 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, 101324252 + ... + 101325249.

It is an arithmetic number, because the mean of its divisors is an integer number (25331187750).

Almost surely, 2^101122100999 is an apocalyptic number.

101122100999 is a deficient number, since it is larger than the sum of its proper divisors (202650001).

101122100999 is an equidigital number, since it uses as much as digits as its factorization.

101122100999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202650000.

The product of its (nonzero) digits is 2916, while the sum is 35.

The spelling of 101122100999 in words is "one hundred one billion, one hundred twenty-two million, one hundred thousand, nine hundred ninety-nine".