220111220210012 has 12 divisors (see below), whose sum is σ = 385194740208096. Its totient is φ = 110055580150560.

The previous prime is 220111220209891. The next prime is 220111220210071. The reversal of 220111220210012 is 210012022111022.

It is a super-2 number, since 2×220111220210012² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21595712 + ... + 30109752.

It is an arithmetic number, because the mean of its divisors is an integer number (32099561684008).

Almost surely, 2^{220111220210012} is an apocalyptic number.

It is an amenable number.

220111220210012 is a deficient number, since it is larger than the sum of its proper divisors (165083519998084).

220111220210012 is a wasteful number, since it uses less digits than its factorization.

220111220210012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14977228 (or 14977226 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 220111220210012 its reverse (210012022111022), we get a palindrome (430123242321034).

The spelling of 220111220210012 in words is "two hundred twenty trillion, one hundred eleven billion, two hundred twenty million, two hundred ten thousand, twelve".