2221112011012 has 12 divisors (see below), whose sum is σ = 3886991082576. Its totient is φ = 1110543130280.

The previous prime is 2221112010961. The next prime is 2221112011033. The reversal of 2221112011012 is 2101102111222.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2825314 + ... + 3524857.

It is an arithmetic number, because the mean of its divisors is an integer number (323915923548).

Almost surely, 2^{2221112011012} is an apocalyptic number.

It is an amenable number.

2221112011012 is a deficient number, since it is larger than the sum of its proper divisors (1665879071564).

2221112011012 is a wasteful number, since it uses less digits than its factorization.

2221112011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6437618 (or 6437616 counting only the distinct ones).

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

Adding to 2221112011012 its reverse (2101102111222), we get a palindrome (4322214122234).

The spelling of 2221112011012 in words is "two trillion, two hundred twenty-one billion, one hundred twelve million, eleven thousand, twelve".