212403412211 has 8 divisors (see below), whose sum is σ = 215904496704. Its totient is φ = 208902942720.

The previous prime is 212403412201. The next prime is 212403412217. The reversal of 212403412211 is 112214304212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212403412211 - 2¹⁸ = 212403150067 is a prime.

It is a super-3 number, since 3×212403412211³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212403412217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 570566 + ... + 866228.

It is an arithmetic number, because the mean of its divisors is an integer number (26988062088).

Almost surely, 2^212403412211 is an apocalyptic number.

212403412211 is a deficient number, since it is larger than the sum of its proper divisors (3501084493).

212403412211 is a wasteful number, since it uses less digits than its factorization.

212403412211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307501.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 212403412211 its reverse (112214304212), we get a palindrome (324617716423).

The spelling of 212403412211 in words is "two hundred twelve billion, four hundred three million, four hundred twelve thousand, two hundred eleven".