223123100003 has 2 divisors, whose sum is σ = 223123100004. Its totient is φ = 223123100002.

The previous prime is 223123099999. The next prime is 223123100021. The reversal of 223123100003 is 300001321322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 223123100003 - 2² = 223123099999 is a prime.

It is a super-3 number, since 3×223123100003³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (223123100023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111561550001 + 111561550002.

It is an arithmetic number, because the mean of its divisors is an integer number (111561550002).

Almost surely, 2^223123100003 is an apocalyptic number.

223123100003 is a deficient number, since it is larger than the sum of its proper divisors (1).

223123100003 is an equidigital number, since it uses as much as digits as its factorization.

223123100003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 223123100003 its reverse (300001321322), we get a palindrome (523124421325).

The spelling of 223123100003 in words is "two hundred twenty-three billion, one hundred twenty-three million, one hundred thousand, three".