20112201012099 has 96 divisors (see below), whose sum is σ = 32738697331200. Its totient is φ = 10745222261760.

The previous prime is 20112201012091. The next prime is 20112201012109. The reversal of 20112201012099 is 99021010221102.

It is not a de Polignac number, because 20112201012099 - 2³ = 20112201012091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20112201012091) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 175857967 + ... + 175972295.

It is an arithmetic number, because the mean of its divisors is an integer number (341028097200).

Almost surely, 2^{20112201012099} is an apocalyptic number.

20112201012099 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

20112201012099 is a deficient number, since it is larger than the sum of its proper divisors (12626496319101).

20112201012099 is a wasteful number, since it uses less digits than its factorization.

20112201012099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114653 (or 114616 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 30.

The spelling of 20112201012099 in words is "twenty trillion, one hundred twelve billion, two hundred one million, twelve thousand, ninety-nine".