2222003430121 has 4 divisors (see below), whose sum is σ = 2222024205700. Its totient is φ = 2221982654544.

The previous prime is 2222003430103. The next prime is 2222003430161. The reversal of 2222003430121 is 1210343002222.

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 401878655721 + 1820124774400 = 633939^2 + 1349120^2 .

It is a cyclic number.

It is not a de Polignac number, because 2222003430121 - 2¹⁵ = 2222003397353 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2222003430092 and 2222003430101.

It is not an unprimeable number, because it can be changed into a prime (2222003430161) 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, 10226526 + ... + 10441543.

It is an arithmetic number, because the mean of its divisors is an integer number (555506051425).

Almost surely, 2^{2222003430121} is an apocalyptic number.

It is an amenable number.

2222003430121 is a deficient number, since it is larger than the sum of its proper divisors (20775579).

2222003430121 is a wasteful number, since it uses less digits than its factorization.

2222003430121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20775578.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 2222003430121 its reverse (1210343002222), we get a palindrome (3432346432343).

The spelling of 2222003430121 in words is "two trillion, two hundred twenty-two billion, three million, four hundred thirty thousand, one hundred twenty-one".