212233141 has 2 divisors, whose sum is σ = 212233142. Its totient is φ = 212233140.

The previous prime is 212233103. The next prime is 212233157. The reversal of 212233141 is 141332212.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 188952516 + 23280625 = 13746^2 + 4825^2 .

It is a cyclic number.

It is not a de Polignac number, because 212233141 - 2⁷ = 212233013 is a prime.

It is a super-2 number, since 2×212233141² = 90085812277451762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212233171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106116570 + 106116571.

It is an arithmetic number, because the mean of its divisors is an integer number (106116571).

Almost surely, 2^212233141 is an apocalyptic number.

It is an amenable number.

212233141 is a deficient number, since it is larger than the sum of its proper divisors (1).

212233141 is an equidigital number, since it uses as much as digits as its factorization.

212233141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 19.

The square root of 212233141 is about 14568.2236734614. The cubic root of 212233141 is about 596.4916938887.

Adding to 212233141 its reverse (141332212), we get a palindrome (353565353).

The spelling of 212233141 in words is "two hundred twelve million, two hundred thirty-three thousand, one hundred forty-one".