221325119 has 2 divisors, whose sum is σ = 221325120. Its totient is φ = 221325118.

The previous prime is 221325043. The next prime is 221325131. The reversal of 221325119 is 911523122.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 221325119 - 2¹⁶ = 221259583 is a prime.

It is a super-2 number, since 2×221325119² = 97969616600728322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221325179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110662559 + 110662560.

It is an arithmetic number, because the mean of its divisors is an integer number (110662560).

Almost surely, 2^221325119 is an apocalyptic number.

221325119 is a deficient number, since it is larger than the sum of its proper divisors (1).

221325119 is an equidigital number, since it uses as much as digits as its factorization.

221325119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 26.

The square root of 221325119 is about 14876.9996639107. Note that the first 3 decimals coincide. The cubic root of 221325119 is about 604.8906926353.

The spelling of 221325119 in words is "two hundred twenty-one million, three hundred twenty-five thousand, one hundred nineteen".