101021120122199 has 4 divisors (see below), whose sum is σ = 101254425249936. Its totient is φ = 100787814994464.

The previous prime is 101021120122147. The next prime is 101021120122211. The reversal of 101021120122199 is 991221021120101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101021120122199 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 (101021120122129) 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, 116652563219 + ... + 116652564084.

It is an arithmetic number, because the mean of its divisors is an integer number (25313606312484).

Almost surely, 2^{101021120122199} is an apocalyptic number.

101021120122199 is a deficient number, since it is larger than the sum of its proper divisors (233305127737).

101021120122199 is an equidigital number, since it uses as much as digits as its factorization.

101021120122199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233305127736.

The product of its (nonzero) digits is 1296, while the sum is 32.

The spelling of 101021120122199 in words is "one hundred one trillion, twenty-one billion, one hundred twenty million, one hundred twenty-two thousand, one hundred ninety-nine".