223201311947 has 2 divisors, whose sum is σ = 223201311948. Its totient is φ = 223201311946.

The previous prime is 223201311923. The next prime is 223201312003. The reversal of 223201311947 is 749113102322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 223201311947 - 2¹⁴ = 223201295563 is a prime.

It is a super-3 number, since 3×223201311947³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (223201311647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111600655973 + 111600655974.

It is an arithmetic number, because the mean of its divisors is an integer number (111600655974).

Almost surely, 2^223201311947 is an apocalyptic number.

223201311947 is a deficient number, since it is larger than the sum of its proper divisors (1).

223201311947 is an equidigital number, since it uses as much as digits as its factorization.

223201311947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The spelling of 223201311947 in words is "two hundred twenty-three billion, two hundred one million, three hundred eleven thousand, nine hundred forty-seven".