1001112122199 has 16 divisors (see below), whose sum is σ = 1525627696640. Its totient is φ = 572017753440.

The previous prime is 1001112122123. The next prime is 1001112122203. The reversal of 1001112122199 is 9912212111001.

It is not a de Polignac number, because 1001112122199 - 2¹⁵ = 1001112089431 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 (1001112122599) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1663444 + ... + 2183865.

It is an arithmetic number, because the mean of its divisors is an integer number (95351731040).

Almost surely, 2^{1001112122199} is an apocalyptic number.

1001112122199 is a deficient number, since it is larger than the sum of its proper divisors (524515574441).

1001112122199 is a wasteful number, since it uses less digits than its factorization.

1001112122199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3859710.

The product of its (nonzero) digits is 648, while the sum is 30.

The spelling of 1001112122199 in words is "one trillion, one billion, one hundred twelve million, one hundred twenty-two thousand, one hundred ninety-nine".