223012311302 has 16 divisors (see below), whose sum is σ = 365691110400. Its totient is φ = 101157600840.

The previous prime is 223012311293. The next prime is 223012311331. The reversal of 223012311302 is 203113210322.

It is a congruent number.

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, 10570802 + ... + 10591877.

It is an arithmetic number, because the mean of its divisors is an integer number (22855694400).

Almost surely, 2^223012311302 is an apocalyptic number.

223012311302 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

223012311302 is a deficient number, since it is larger than the sum of its proper divisors (142678799098).

223012311302 is a wasteful number, since it uses less digits than its factorization.

223012311302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21163171.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 223012311302 its reverse (203113210322), we get a palindrome (426125521624).

The spelling of 223012311302 in words is "two hundred twenty-three billion, twelve million, three hundred eleven thousand, three hundred two".