223044100402 has 16 divisors (see below), whose sum is σ = 337029423192. Its totient is φ = 110703467520.

The previous prime is 223044100381. The next prime is 223044100453. The reversal of 223044100402 is 204001440322.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 111294964881 + 111749135521 = 333609^2 + 334289^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 448773 + ... + 804664.

Almost surely, 2^223044100402 is an apocalyptic number.

223044100402 is a deficient number, since it is larger than the sum of its proper divisors (113985322790).

223044100402 is a wasteful number, since it uses less digits than its factorization.

223044100402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254093.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 223044100402 its reverse (204001440322), we get a palindrome (427045540724).

The spelling of 223044100402 in words is "two hundred twenty-three billion, forty-four million, one hundred thousand, four hundred two".