2001112022939 has 2 divisors, whose sum is σ = 2001112022940. Its totient is φ = 2001112022938.

The previous prime is 2001112022881. The next prime is 2001112023013. The reversal of 2001112022939 is 9392202111002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2001112022939 - 2²⁰ = 2001110974363 is a prime.

It is not a weakly prime, because it can be changed into another prime (2001112052939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000556011469 + 1000556011470.

It is an arithmetic number, because the mean of its divisors is an integer number (1000556011470).

Almost surely, 2^{2001112022939} is an apocalyptic number.

2001112022939 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001112022939 is an equidigital number, since it uses as much as digits as its factorization.

2001112022939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 32.

The spelling of 2001112022939 in words is "two trillion, one billion, one hundred twelve million, twenty-two thousand, nine hundred thirty-nine".