222100113 has 4 divisors (see below), whose sum is σ = 296133488. Its totient is φ = 148066740.

The previous prime is 222100103. The next prime is 222100127. The reversal of 222100113 is 311001222.

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 not a de Polignac number, because 222100113 - 2⁴ = 222100097 is a prime.

It is a super-2 number, since 2×222100113² = 98656920389225538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222100103) 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, 37016683 + ... + 37016688.

It is an arithmetic number, because the mean of its divisors is an integer number (74033372).

Almost surely, 2^222100113 is an apocalyptic number.

It is an amenable number.

222100113 is a deficient number, since it is larger than the sum of its proper divisors (74033375).

222100113 is an equidigital number, since it uses as much as digits as its factorization.

222100113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74033374.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 222100113 is about 14903.0236193868. The cubic root of 222100113 is about 605.5959003592.

Adding to 222100113 its reverse (311001222), we get a palindrome (533101335).

The spelling of 222100113 in words is "two hundred twenty-two million, one hundred thousand, one hundred thirteen".