222311201 has 16 divisors (see below), whose sum is σ = 257568768. Its totient is φ = 187944000.

The previous prime is 222311189. The next prime is 222311213. The reversal of 222311201 is 102113222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (222311189) and next prime (222311213).

It is a cyclic number.

It is not a de Polignac number, because 222311201 - 2¹⁸ = 222049057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222311251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270371 + ... + 271191.

It is an arithmetic number, because the mean of its divisors is an integer number (16098048).

Almost surely, 2^222311201 is an apocalyptic number.

It is an amenable number.

222311201 is a deficient number, since it is larger than the sum of its proper divisors (35257567).

222311201 is a wasteful number, since it uses less digits than its factorization.

222311201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1312.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 222311201 is about 14910.1039902477. The cubic root of 222311201 is about 605.7876960746.

Adding to 222311201 its reverse (102113222), we get a palindrome (324424423).

It can be divided in two parts, 22231 and 1201, that added together give a palindrome (23432).

The spelling of 222311201 in words is "two hundred twenty-two million, three hundred eleven thousand, two hundred one".