223244243402 has 16 divisors (see below), whose sum is σ = 335947486824. Its totient is φ = 111262200000.

The previous prime is 223244243351. The next prime is 223244243407. The reversal of 223244243402 is 204342442322.

It can be written as a sum of positive squares in 4 ways, for example, as 163249129681 + 59995113721 = 404041^2 + 244939^2 .

It is a super-3 number, since 3×223244243402³ (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (223244243407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 882152 + ... + 1106652.

Almost surely, 2^223244243402 is an apocalyptic number.

223244243402 is a deficient number, since it is larger than the sum of its proper divisors (112703243422).

223244243402 is a wasteful number, since it uses less digits than its factorization.

223244243402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226105.

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 223244243402 its reverse (204342442322), we get a palindrome (427586685724).

The spelling of 223244243402 in words is "two hundred twenty-three billion, two hundred forty-four million, two hundred forty-three thousand, four hundred two".