222123102379 has 2 divisors, whose sum is σ = 222123102380. Its totient is φ = 222123102378.

The previous prime is 222123102353. The next prime is 222123102401. The reversal of 222123102379 is 973201321222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222123102379 - 2⁹ = 222123101867 is a prime.

It is a super-2 number, since 2×222123102379² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (222123106379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111061551189 + 111061551190.

It is an arithmetic number, because the mean of its divisors is an integer number (111061551190).

Almost surely, 2^222123102379 is an apocalyptic number.

222123102379 is a deficient number, since it is larger than the sum of its proper divisors (1).

222123102379 is an equidigital number, since it uses as much as digits as its factorization.

222123102379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 34.

The spelling of 222123102379 in words is "two hundred twenty-two billion, one hundred twenty-three million, one hundred two thousand, three hundred seventy-nine".