10112121010199 has 4 divisors (see below), whose sum is σ = 10889976472536. Its totient is φ = 9334265547864.

The previous prime is 10112121010193. The next prime is 10112121010207. The reversal of 10112121010199 is 99101012121101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10112121010199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10112121010193) 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, 388927731149 + ... + 388927731174.

It is an arithmetic number, because the mean of its divisors is an integer number (2722494118134).

Almost surely, 2^{10112121010199} is an apocalyptic number.

10112121010199 is a deficient number, since it is larger than the sum of its proper divisors (777855462337).

10112121010199 is an equidigital number, since it uses as much as digits as its factorization.

10112121010199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777855462336.

The product of its (nonzero) digits is 324, while the sum is 29.

The spelling of 10112121010199 in words is "ten trillion, one hundred twelve billion, one hundred twenty-one million, ten thousand, one hundred ninety-nine".