2220001022112 has 48 divisors (see below), whose sum is σ = 5926273930080. Its totient is φ = 727457960192.

The previous prime is 2220001022093. The next prime is 2220001022137. The reversal of 2220001022112 is 2112201000222.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 2220001022091 and 2220001022100.

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, 195969003 + ... + 195980330.

It is an arithmetic number, because the mean of its divisors is an integer number (123464040210).

Almost surely, 2^{2220001022112} is an apocalyptic number.

It is an amenable number.

2220001022112 is an abundant number, since it is smaller than the sum of its proper divisors (3706272907968).

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

2220001022112 is a wasteful number, since it uses less digits than its factorization.

2220001022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391949405 (or 391949397 counting only the distinct ones).

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

Adding to 2220001022112 its reverse (2112201000222), we get a palindrome (4332202022334).

The spelling of 2220001022112 in words is "two trillion, two hundred twenty billion, one million, twenty-two thousand, one hundred twelve".