22011120020222 has 4 divisors (see below), whose sum is σ = 33016680030336. Its totient is φ = 11005560010110.

The previous prime is 22011120020207. The next prime is 22011120020251. The reversal of 22011120020222 is 22202002111022.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22011120020222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5502780005054 + ... + 5502780005057.

It is an arithmetic number, because the mean of its divisors is an integer number (8254170007584).

Almost surely, 2^{22011120020222} is an apocalyptic number.

22011120020222 is a deficient number, since it is larger than the sum of its proper divisors (11005560010114).

22011120020222 is a wasteful number, since it uses less digits than its factorization.

22011120020222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11005560010113.

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

Adding to 22011120020222 its reverse (22202002111022), we get a palindrome (44213122131244).

The spelling of 22011120020222 in words is "twenty-two trillion, eleven billion, one hundred twenty million, twenty thousand, two hundred twenty-two".