212403412210 has 32 divisors (see below), whose sum is σ = 417983991552. Its totient is φ = 77070766080.

The previous prime is 212403412201. The next prime is 212403412217. The reversal of 212403412210 is 12214304212.

It is a super-3 number, since 3×212403412210³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

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 15 ways as a sum of consecutive naturals, for example, 2034319 + ... + 2136178.

It is an arithmetic number, because the mean of its divisors is an integer number (13061999736).

Almost surely, 2^212403412210 is an apocalyptic number.

212403412210 is a deficient number, since it is larger than the sum of its proper divisors (205580579342).

212403412210 is a wasteful number, since it uses less digits than its factorization.

212403412210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4170978.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 212403412210 its reverse (12214304212), we get a palindrome (224617716422).

The spelling of 212403412210 in words is "two hundred twelve billion, four hundred three million, four hundred twelve thousand, two hundred ten".