2220021400112 has 80 divisors (see below), whose sum is σ = 4454714880000. Its totient is φ = 1070660348160.

The previous prime is 2220021400061. The next prime is 2220021400123. The reversal of 2220021400112 is 2110041200222.

It is a super-2 number, since 2×2220021400112² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192220514 + ... + 192232062.

It is an arithmetic number, because the mean of its divisors is an integer number (55683936000).

Almost surely, 2^{2220021400112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2220021400112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2227357440000).

2220021400112 is an abundant number, since it is smaller than the sum of its proper divisors (2234693479888).

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

2220021400112 is a wasteful number, since it uses less digits than its factorization.

2220021400112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12834 (or 12828 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2220021400112 its reverse (2110041200222), we get a palindrome (4330062600334).

The spelling of 2220021400112 in words is "two trillion, two hundred twenty billion, twenty-one million, four hundred thousand, one hundred twelve".