220212210210212 has 72 divisors (see below), whose sum is σ = 424288651026240. Its totient is φ = 99931443796800.

The previous prime is 220212210210149. The next prime is 220212210210257. The reversal of 220212210210212 is 212012012212022.

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 23 ways as a sum of consecutive naturals, for example, 1315550762 + ... + 1315718142.

It is an arithmetic number, because the mean of its divisors is an integer number (5892897930920).

Almost surely, 2^{220212210210212} is an apocalyptic number.

220212210210212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

220212210210212 is a deficient number, since it is larger than the sum of its proper divisors (204076440816028).

220212210210212 is a wasteful number, since it uses less digits than its factorization.

220212210210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171873 (or 171860 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 220212210210212 its reverse (212012012212022), we get a palindrome (432224222422234).

The spelling of 220212210210212 in words is "two hundred twenty trillion, two hundred twelve billion, two hundred ten million, two hundred ten thousand, two hundred twelve".