220001200111212 has 24 divisors (see below), whose sum is σ = 552823528484976. Its totient is φ = 67692676957248.

The previous prime is 220001200111193. The next prime is 220001200111223. The reversal of 220001200111212 is 212111002100022.

It is a super-4 number, since 4×220001200111212⁴ (a number of 58 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220001200111191 and 220001200111200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 705132051483 + ... + 705132051794.

It is an arithmetic number, because the mean of its divisors is an integer number (23034313686874).

Almost surely, 2^{220001200111212} is an apocalyptic number.

It is an amenable number.

220001200111212 is an abundant number, since it is smaller than the sum of its proper divisors (332822328373764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220001200111212 is a wasteful number, since it uses less digits than its factorization.

220001200111212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1410264103297 (or 1410264103295 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 220001200111212 its reverse (212111002100022), we get a palindrome (432112202211234).

The spelling of 220001200111212 in words is "two hundred twenty trillion, one billion, two hundred million, one hundred eleven thousand, two hundred twelve".