2120222112193 has 4 divisors (see below), whose sum is σ = 2193333219540. Its totient is φ = 2047111004848.

The previous prime is 2120222112149. The next prime is 2120222112233. The reversal of 2120222112193 is 3912112220212.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1795859969409 + 324362142784 = 1340097^2 + 569528^2 .

It is a cyclic number.

It is not a de Polignac number, because 2120222112193 - 2¹³ = 2120222104001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2120222112103) 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, 36555553630 + ... + 36555553687.

It is an arithmetic number, because the mean of its divisors is an integer number (548333304885).

Almost surely, 2^{2120222112193} is an apocalyptic number.

It is an amenable number.

2120222112193 is a deficient number, since it is larger than the sum of its proper divisors (73111107347).

2120222112193 is an equidigital number, since it uses as much as digits as its factorization.

2120222112193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73111107346.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 2120222112193 in words is "two trillion, one hundred twenty billion, two hundred twenty-two million, one hundred twelve thousand, one hundred ninety-three".