2012022222011 has 4 divisors (see below), whose sum is σ = 2023262569800. Its totient is φ = 2000781874224.

The previous prime is 2012022221987. The next prime is 2012022222017. The reversal of 2012022222011 is 1102222202102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2012022222011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2012022222017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5620173626 + ... + 5620173983.

It is an arithmetic number, because the mean of its divisors is an integer number (505815642450).

Almost surely, 2^{2012022222011} is an apocalyptic number.

2012022222011 is a deficient number, since it is larger than the sum of its proper divisors (11240347789).

2012022222011 is a wasteful number, since it uses less digits than its factorization.

2012022222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11240347788.

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

Adding to 2012022222011 its reverse (1102222202102), we get a palindrome (3114244424113).

The spelling of 2012022222011 in words is "two trillion, twelve billion, twenty-two million, two hundred twenty-two thousand, eleven".