223031321133 has 16 divisors (see below), whose sum is σ = 301465644480. Its totient is φ = 146648317184.

The previous prime is 223031321129. The next prime is 223031321137. The reversal of 223031321133 is 331123130322.

It is an interprime number because it is at equal distance from previous prime (223031321129) and next prime (223031321137).

It is a cyclic number.

It is not a de Polignac number, because 223031321133 - 2² = 223031321129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223031321137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 607578 + ... + 902891.

It is an arithmetic number, because the mean of its divisors is an integer number (18841602780).

Almost surely, 2^223031321133 is an apocalyptic number.

It is an amenable number.

223031321133 is a deficient number, since it is larger than the sum of its proper divisors (78434323347).

223031321133 is a wasteful number, since it uses less digits than its factorization.

223031321133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1511148.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 223031321133 its reverse (331123130322), we get a palindrome (554154451455).

The spelling of 223031321133 in words is "two hundred twenty-three billion, thirty-one million, three hundred twenty-one thousand, one hundred thirty-three".