10122222001999 has 8 divisors (see below), whose sum is σ = 11281733501040. Its totient is φ = 9025386800256.

The previous prime is 10122222001981. The next prime is 10122222002003. The reversal of 10122222001999 is 99910022222101.

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 10122222001999 - 2²⁷ = 10122087784271 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 (10122222071999) 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, 15669073984 + ... + 15669074629.

It is an arithmetic number, because the mean of its divisors is an integer number (1410216687630).

Almost surely, 2^{10122222001999} is an apocalyptic number.

10122222001999 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

10122222001999 is a deficient number, since it is larger than the sum of its proper divisors (1159511499041).

10122222001999 is a wasteful number, since it uses less digits than its factorization.

10122222001999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31338148649.

The product of its (nonzero) digits is 23328, while the sum is 40.

The spelling of 10122222001999 in words is "ten trillion, one hundred twenty-two billion, two hundred twenty-two million, one thousand, nine hundred ninety-nine".