22220010002112 has 112 divisors (see below), whose sum is σ = 63322278028800. Its totient is φ = 6835901027328.

The previous prime is 22220010001997. The next prime is 22220010002119. The reversal of 22220010002112 is 21120001002222.

It is a junction number, because it is equal to n+sod(n) for n = 22220010002091 and 22220010002100.

It is not an unprimeable number, because it can be changed into a prime (22220010002119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16066639 + ... + 17394737.

It is an arithmetic number, because the mean of its divisors is an integer number (565377482400).

Almost surely, 2^{22220010002112} 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 22220010002112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31661139014400).

22220010002112 is an abundant number, since it is smaller than the sum of its proper divisors (41102268026688).

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

22220010002112 is a wasteful number, since it uses less digits than its factorization.

22220010002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1334830 (or 1334820 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22220010002112 its reverse (21120001002222), we get a palindrome (43340011004334).

The spelling of 22220010002112 in words is "twenty-two trillion, two hundred twenty billion, ten million, two thousand, one hundred twelve".