20120113202199 has 4 divisors (see below), whose sum is σ = 26826817602936. Its totient is φ = 13413408801464.

The previous prime is 20120113202191. The next prime is 20120113202221. The reversal of 20120113202199 is 99120231102102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20120113202199 - 2³ = 20120113202191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20120113202191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3353352200364 + ... + 3353352200369.

It is an arithmetic number, because the mean of its divisors is an integer number (6706704400734).

Almost surely, 2^{20120113202199} is an apocalyptic number.

20120113202199 is a deficient number, since it is larger than the sum of its proper divisors (6706704400737).

20120113202199 is an equidigital number, since it uses as much as digits as its factorization.

20120113202199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6706704400736.

The product of its (nonzero) digits is 3888, while the sum is 33.

The spelling of 20120113202199 in words is "twenty trillion, one hundred twenty billion, one hundred thirteen million, two hundred two thousand, one hundred ninety-nine".