2120220112099 has 4 divisors (see below), whose sum is σ = 2120253977736. Its totient is φ = 2120186246464.

The previous prime is 2120220112007. The next prime is 2120220112103. The reversal of 2120220112099 is 9902110220212.

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 2120220112099 - 2²¹ = 2120218014947 is a prime.

It is a super-2 number, since 2×2120220112099² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2120220112099.

It is not an unprimeable number, because it can be changed into a prime (2120220112799) 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, 16838734 + ... + 16964179.

It is an arithmetic number, because the mean of its divisors is an integer number (530063494434).

Almost surely, 2^{2120220112099} is an apocalyptic number.

2120220112099 is a deficient number, since it is larger than the sum of its proper divisors (33865637).

2120220112099 is an equidigital number, since it uses as much as digits as its factorization.

2120220112099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33865636.

The product of its (nonzero) digits is 2592, while the sum is 31.

The spelling of 2120220112099 in words is "two trillion, one hundred twenty billion, two hundred twenty million, one hundred twelve thousand, ninety-nine".