2223422121 has 8 divisors (see below), whose sum is σ = 3093456960. Its totient is φ = 1417834352.

The previous prime is 2223422111. The next prime is 2223422137. The reversal of 2223422121 is 1212243222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2223422121 - 2¹⁸ = 2223159977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2223422111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16111686 + ... + 16111823.

It is an arithmetic number, because the mean of its divisors is an integer number (386682120).

Almost surely, 2^2223422121 is an apocalyptic number.

It is an amenable number.

2223422121 is a deficient number, since it is larger than the sum of its proper divisors (870034839).

2223422121 is a wasteful number, since it uses less digits than its factorization.

2223422121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32223535.

The product of its digits is 768, while the sum is 21.

The square root of 2223422121 is about 47153.1772100248. The cubic root of 2223422121 is about 1305.1907103737.

Adding to 2223422121 its reverse (1212243222), we get a palindrome (3435665343).

The spelling of 2223422121 in words is "two billion, two hundred twenty-three million, four hundred twenty-two thousand, one hundred twenty-one".