212214220024 has 16 divisors (see below), whose sum is σ = 398718716400. Its totient is φ = 105889228992.

The previous prime is 212214220019. The next prime is 212214220061. The reversal of 212214220024 is 420022412212.

It is a junction number, because it is equal to n+sod(n) for n = 212214219977 and 212214220004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27230989 + ... + 27238780.

It is an arithmetic number, because the mean of its divisors is an integer number (24919919775).

Almost surely, 2^212214220024 is an apocalyptic number.

It is an amenable number.

212214220024 is a deficient number, since it is larger than the sum of its proper divisors (186504496376).

212214220024 is a wasteful number, since it uses less digits than its factorization.

212214220024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54470262 (or 54470258 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 212214220024 its reverse (420022412212), we get a palindrome (632236632236).

The spelling of 212214220024 in words is "two hundred twelve billion, two hundred fourteen million, two hundred twenty thousand, twenty-four".