222124031 has 2 divisors, whose sum is σ = 222124032. Its totient is φ = 222124030.

The previous prime is 222124027. The next prime is 222124081. The reversal of 222124031 is 130421222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222124031 - 2² = 222124027 is a prime.

It is a super-2 number, since 2×222124031² = 98678170295377922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222124081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111062015 + 111062016.

It is an arithmetic number, because the mean of its divisors is an integer number (111062016).

Almost surely, 2^222124031 is an apocalyptic number.

222124031 is a deficient number, since it is larger than the sum of its proper divisors (1).

222124031 is an equidigital number, since it uses as much as digits as its factorization.

222124031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 222124031 is about 14903.8260523934. The cubic root of 222124031 is about 605.6176384883.

Adding to 222124031 its reverse (130421222), we get a palindrome (352545253).

The spelling of 222124031 in words is "two hundred twenty-two million, one hundred twenty-four thousand, thirty-one".