101040223 has 2 divisors, whose sum is σ = 101040224. Its totient is φ = 101040222.

The previous prime is 101040209. The next prime is 101040227. The reversal of 101040223 is 322040101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101040223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101040227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50520111 + 50520112.

It is an arithmetic number, because the mean of its divisors is an integer number (50520112).

Almost surely, 2^101040223 is an apocalyptic number.

101040223 is a deficient number, since it is larger than the sum of its proper divisors (1).

101040223 is an equidigital number, since it uses as much as digits as its factorization.

101040223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 101040223 is about 10051.8765909655. The cubic root of 101040223 is about 465.7627639924.

Adding to 101040223 its reverse (322040101), we get a palindrome (423080324).

The spelling of 101040223 in words is "one hundred one million, forty thousand, two hundred twenty-three".