2112101011099 has 32 divisors (see below), whose sum is σ = 2291050719936. Its totient is φ = 1939836211200.

The previous prime is 2112101011067. The next prime is 2112101011103. The reversal of 2112101011099 is 9901101012112.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2112101011099 - 2⁵ = 2112101011067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2112101011199) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203924629 + ... + 203934985.

It is an arithmetic number, because the mean of its divisors is an integer number (71595334998).

Almost surely, 2^{2112101011099} is an apocalyptic number.

2112101011099 is a deficient number, since it is larger than the sum of its proper divisors (178949708837).

2112101011099 is a wasteful number, since it uses less digits than its factorization.

2112101011099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12175.

The product of its (nonzero) digits is 324, while the sum is 28.

The spelling of 2112101011099 in words is "two trillion, one hundred twelve billion, one hundred one million, eleven thousand, ninety-nine".