223002123111 has 20 divisors (see below), whose sum is σ = 334190968672. Its totient is φ = 148193087328.

The previous prime is 223002123103. The next prime is 223002123139. The reversal of 223002123111 is 111321200322.

It is not a de Polignac number, because 223002123111 - 2³ = 223002123103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223002123151) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4372591 + ... + 4423296.

Almost surely, 2^223002123111 is an apocalyptic number.

223002123111 is a deficient number, since it is larger than the sum of its proper divisors (111188845561).

223002123111 is an equidigital number, since it uses as much as digits as its factorization.

223002123111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8796212 (or 8796203 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 223002123111 its reverse (111321200322), we get a palindrome (334323323433).

The spelling of 223002123111 in words is "two hundred twenty-three billion, two million, one hundred twenty-three thousand, one hundred eleven".