2232121279 has 2 divisors, whose sum is σ = 2232121280. Its totient is φ = 2232121278.

The previous prime is 2232121261. The next prime is 2232121327. The reversal of 2232121279 is 9721212322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2232121279 - 2⁵ = 2232121247 is a prime.

It is a super-3 number, since 3×2232121279³ (a number of 29 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2232121279.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2232121249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1116060639 + 1116060640.

It is an arithmetic number, because the mean of its divisors is an integer number (1116060640).

Almost surely, 2^2232121279 is an apocalyptic number.

2232121279 is a deficient number, since it is larger than the sum of its proper divisors (1).

2232121279 is an equidigital number, since it uses as much as digits as its factorization.

2232121279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 31.

The square root of 2232121279 is about 47245.3307640025. The cubic root of 2232121279 is about 1306.8906851687.

The spelling of 2232121279 in words is "two billion, two hundred thirty-two million, one hundred twenty-one thousand, two hundred seventy-nine".