223011343031 has 4 divisors (see below), whose sum is σ = 223015885872. Its totient is φ = 223006800192.

The previous prime is 223011343007. The next prime is 223011343039. The reversal of 223011343031 is 130343110322.

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

It is a cyclic number.

It is not a de Polignac number, because 223011343031 - 2³⁴ = 205831473847 is a prime.

It is a super-2 number, since 2×223011343031² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223011342988 and 223011343006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223011343039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2196971 + ... + 2296236.

It is an arithmetic number, because the mean of its divisors is an integer number (55753971468).

Almost surely, 2^223011343031 is an apocalyptic number.

223011343031 is a deficient number, since it is larger than the sum of its proper divisors (4542841).

223011343031 is an equidigital number, since it uses as much as digits as its factorization.

223011343031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4542840.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 223011343031 its reverse (130343110322), we get a palindrome (353354453353).

The spelling of 223011343031 in words is "two hundred twenty-three billion, eleven million, three hundred forty-three thousand, thirty-one".