220100210012 has 24 divisors (see below), whose sum is σ = 388587163104. Its totient is φ = 109077792512.

The previous prime is 220100209999. The next prime is 220100210041. The reversal of 220100210012 is 210012001022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 220100209975 and 220100210002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44168 + ... + 664944.

It is an arithmetic number, because the mean of its divisors is an integer number (16191131796).

Almost surely, 2^220100210012 is an apocalyptic number.

It is an amenable number.

220100210012 is a deficient number, since it is larger than the sum of its proper divisors (168486953092).

220100210012 is a wasteful number, since it uses less digits than its factorization.

220100210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621565 (or 621563 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 220100210012 its reverse (210012001022), we get a palindrome (430112211034).

The spelling of 220100210012 in words is "two hundred twenty billion, one hundred million, two hundred ten thousand, twelve".