2111012211099 has 64 divisors (see below), whose sum is σ = 3272040861696. Its totient is φ = 1198002960000.

The previous prime is 2111012211059. The next prime is 2111012211127. The reversal of 2111012211099 is 9901122101112.

It is not a de Polignac number, because 2111012211099 - 2¹⁶ = 2111012145563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2111012211029) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9661044 + ... + 9877134.

It is an arithmetic number, because the mean of its divisors is an integer number (51125638464).

Almost surely, 2^{2111012211099} is an apocalyptic number.

2111012211099 is a deficient number, since it is larger than the sum of its proper divisors (1161028650597).

2111012211099 is a wasteful number, since it uses less digits than its factorization.

2111012211099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216400.

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

The spelling of 2111012211099 in words is "two trillion, one hundred eleven billion, twelve million, two hundred eleven thousand, ninety-nine".