101121122321999 has 8 divisors (see below), whose sum is σ = 108923832596880. Its totient is φ = 93321863819136.

The previous prime is 101121122321981. The next prime is 101121122322001. The reversal of 101121122321999 is 999123221121101.

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

It is a cyclic number.

It is not a de Polignac number, because 101121122321999 - 2⁴⁴ = 83528936277583 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 (101121122321599) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 862882154 + ... + 862999335.

It is an arithmetic number, because the mean of its divisors is an integer number (13615479074610).

Almost surely, 2^{101121122321999} is an apocalyptic number.

101121122321999 is a deficient number, since it is larger than the sum of its proper divisors (7802710274881).

101121122321999 is a wasteful number, since it uses less digits than its factorization.

101121122321999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1725886009.

The product of its (nonzero) digits is 34992, while the sum is 44.

The spelling of 101121122321999 in words is "one hundred one trillion, one hundred twenty-one billion, one hundred twenty-two million, three hundred twenty-one thousand, nine hundred ninety-nine".