223403000251 has 2 divisors, whose sum is σ = 223403000252. Its totient is φ = 223403000250.

The previous prime is 223403000239. The next prime is 223403000263. The reversal of 223403000251 is 152000304322.

223403000251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (223403000239) and next prime (223403000263).

It is a cyclic number.

It is not a de Polignac number, because 223403000251 - 2²⁷ = 223268782523 is a prime.

It is a super-2 number, since 2×223403000251² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (223403010251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111701500125 + 111701500126.

It is an arithmetic number, because the mean of its divisors is an integer number (111701500126).

Almost surely, 2^223403000251 is an apocalyptic number.

223403000251 is a deficient number, since it is larger than the sum of its proper divisors (1).

223403000251 is an equidigital number, since it uses as much as digits as its factorization.

223403000251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 22.

Adding to 223403000251 its reverse (152000304322), we get a palindrome (375403304573).

The spelling of 223403000251 in words is "two hundred twenty-three billion, four hundred three million, two hundred fifty-one", and thus it is an aban number.