223403111012 has 6 divisors (see below), whose sum is σ = 390955444278. Its totient is φ = 111701555504.

The previous prime is 223403110993. The next prime is 223403111021. The reversal of 223403111012 is 210111304322.

It can be written as a sum of positive squares in only one way, i.e., 220246244416 + 3156866596 = 469304^2 + 56186^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27925388873 + ... + 27925388880.

It is an arithmetic number, because the mean of its divisors is an integer number (65159240713).

Almost surely, 2^223403111012 is an apocalyptic number.

It is an amenable number.

223403111012 is a deficient number, since it is larger than the sum of its proper divisors (167552333266).

223403111012 is a wasteful number, since it uses less digits than its factorization.

223403111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55850777757 (or 55850777755 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 223403111012 its reverse (210111304322), we get a palindrome (433514415334).

The spelling of 223403111012 in words is "two hundred twenty-three billion, four hundred three million, one hundred eleven thousand, twelve".