212041411 has 4 divisors (see below), whose sum is σ = 212670952. Its totient is φ = 211411872.

The previous prime is 212041409. The next prime is 212041433. The reversal of 212041411 is 114140212.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212041411 - 2¹ = 212041409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212041441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 314265 + ... + 314938.

It is an arithmetic number, because the mean of its divisors is an integer number (53167738).

Almost surely, 2^212041411 is an apocalyptic number.

212041411 is a deficient number, since it is larger than the sum of its proper divisors (629541).

212041411 is an equidigital number, since it uses as much as digits as its factorization.

212041411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629540.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 212041411 is about 14561.6417687018. The cubic root of 212041411 is about 596.3120175695.

Adding to 212041411 its reverse (114140212), we get a palindrome (326181623).

The spelling of 212041411 in words is "two hundred twelve million, forty-one thousand, four hundred eleven".