220001110122112 has 64 divisors (see below), whose sum is σ = 479319751540800. Its totient is φ = 99751126528000.

The previous prime is 220001110122029. The next prime is 220001110122121. The reversal of 220001110122112 is 211221011100022.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×220001110122112² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 194261812 + ... + 195391027.

It is an arithmetic number, because the mean of its divisors is an integer number (7489371117825).

Almost surely, 2^{220001110122112} is an apocalyptic number.

220001110122112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

220001110122112 is an abundant number, since it is smaller than the sum of its proper divisors (259318641418688).

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

220001110122112 is a wasteful number, since it uses less digits than its factorization.

220001110122112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389653265 (or 389653253 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 220001110122112 its reverse (211221011100022), we get a palindrome (431222121222134).

The spelling of 220001110122112 in words is "two hundred twenty trillion, one billion, one hundred ten million, one hundred twenty-two thousand, one hundred twelve".