222231413 has 4 divisors (see below), whose sum is σ = 223927968. Its totient is φ = 220534860.

The previous prime is 222231397. The next prime is 222231433. The reversal of 222231413 is 314132222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 222231413 - 2⁴ = 222231397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222231433) 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, 848081 + ... + 848342.

It is an arithmetic number, because the mean of its divisors is an integer number (55981992).

Almost surely, 2^222231413 is an apocalyptic number.

It is an amenable number.

222231413 is a deficient number, since it is larger than the sum of its proper divisors (1696555).

222231413 is a wasteful number, since it uses less digits than its factorization.

222231413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1696554.

The product of its digits is 576, while the sum is 20.

The square root of 222231413 is about 14907.4281148694. The cubic root of 222231413 is about 605.7152145380.

Adding to 222231413 its reverse (314132222), we get a palindrome (536363635).

The spelling of 222231413 in words is "two hundred twenty-two million, two hundred thirty-one thousand, four hundred thirteen".