220011122012 has 24 divisors (see below), whose sum is σ = 427140241920. Its totient is φ = 98310053360.

The previous prime is 220011121997. The next prime is 220011122021. The reversal of 220011122012 is 210221110022.

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, 42372428 + ... + 42377619.

It is an arithmetic number, because the mean of its divisors is an integer number (17797510080).

Almost surely, 2^220011122012 is an apocalyptic number.

220011122012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

220011122012 is a deficient number, since it is larger than the sum of its proper divisors (207129119908).

220011122012 is a wasteful number, since it uses less digits than its factorization.

220011122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84750121 (or 84750119 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 220011122012 its reverse (210221110022), we get a palindrome (430232232034).

The spelling of 220011122012 in words is "two hundred twenty billion, eleven million, one hundred twenty-two thousand, twelve".