222113001 has 32 divisors (see below), whose sum is σ = 348779520. Its totient is φ = 124308800.

The previous prime is 222112991. The next prime is 222113033. The reversal of 222113001 is 100311222.

It is not a de Polignac number, because 222113001 - 2⁶ = 222112937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222113051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16966 + ... + 27056.

It is an arithmetic number, because the mean of its divisors is an integer number (10899360).

Almost surely, 2^222113001 is an apocalyptic number.

It is an amenable number.

222113001 is a deficient number, since it is larger than the sum of its proper divisors (126666519).

222113001 is a wasteful number, since it uses less digits than its factorization.

222113001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10157.

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

The square root of 222113001 is about 14903.4560085908. The cubic root of 222113001 is about 605.6076139492.

Adding to 222113001 its reverse (100311222), we get a palindrome (322424223).

The spelling of 222113001 in words is "two hundred twenty-two million, one hundred thirteen thousand, one".