223111420391 has 2 divisors, whose sum is σ = 223111420392. Its totient is φ = 223111420390.

The previous prime is 223111420381. The next prime is 223111420447. The reversal of 223111420391 is 193024111322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 223111420391 - 2¹⁴ = 223111404007 is a prime.

It is a super-3 number, since 3×223111420391³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223111420331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111555710195 + 111555710196.

It is an arithmetic number, because the mean of its divisors is an integer number (111555710196).

Almost surely, 2^223111420391 is an apocalyptic number.

223111420391 is a deficient number, since it is larger than the sum of its proper divisors (1).

223111420391 is an equidigital number, since it uses as much as digits as its factorization.

223111420391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 29.

The spelling of 223111420391 in words is "two hundred twenty-three billion, one hundred eleven million, four hundred twenty thousand, three hundred ninety-one".