212231119 has 2 divisors, whose sum is σ = 212231120. Its totient is φ = 212231118.

The previous prime is 212231087. The next prime is 212231137. The reversal of 212231119 is 911132212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212231119 - 2⁵ = 212231087 is a prime.

It is a super-2 number, since 2×212231119² = 90084095743984322, which contains 22 as substring.

It is a nialpdrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 212231119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212231219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106115559 + 106115560.

It is an arithmetic number, because the mean of its divisors is an integer number (106115560).

Almost surely, 2^212231119 is an apocalyptic number.

212231119 is a deficient number, since it is larger than the sum of its proper divisors (1).

212231119 is an equidigital number, since it uses as much as digits as its factorization.

212231119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 216, while the sum is 22.

The square root of 212231119 is about 14568.1542756795. The cubic root of 212231119 is about 596.4897995725.

The spelling of 212231119 in words is "two hundred twelve million, two hundred thirty-one thousand, one hundred nineteen".