222404102 has 4 divisors (see below), whose sum is σ = 333606156. Its totient is φ = 111202050.

The previous prime is 222404069. The next prime is 222404107. The reversal of 222404102 is 201404222.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222404107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55601024 + ... + 55601027.

It is an arithmetic number, because the mean of its divisors is an integer number (83401539).

Almost surely, 2^222404102 is an apocalyptic number.

222404102 is a deficient number, since it is larger than the sum of its proper divisors (111202054).

222404102 is a wasteful number, since it uses less digits than its factorization.

222404102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111202053.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 222404102 is about 14913.2190354732. The cubic root of 222404102 is about 605.8720679596.

Adding to 222404102 its reverse (201404222), we get a palindrome (423808324).

The spelling of 222404102 in words is "two hundred twenty-two million, four hundred four thousand, one hundred two".