22440224022211 has 4 divisors (see below), whose sum is σ = 22519518100312. Its totient is φ = 22360929944112.

The previous prime is 22440224022103. The next prime is 22440224022239. The reversal of 22440224022211 is 11222042204422.

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-22440224022211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22440224022211.

It is not an unprimeable number, because it can be changed into a prime (22440224022911) 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, 39647038626 + ... + 39647039191.

It is an arithmetic number, because the mean of its divisors is an integer number (5629879525078).

Almost surely, 2^{22440224022211} is an apocalyptic number.

22440224022211 is a deficient number, since it is larger than the sum of its proper divisors (79294078101).

22440224022211 is an equidigital number, since it uses as much as digits as its factorization.

22440224022211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79294078100.

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 22440224022211 its reverse (11222042204422), we get a palindrome (33662266226633).

The spelling of 22440224022211 in words is "twenty-two trillion, four hundred forty billion, two hundred twenty-four million, twenty-two thousand, two hundred eleven".