22000222212101 has 64 divisors (see below), whose sum is σ = 26411594711040. Its totient is φ = 17935209077760.

The previous prime is 22000222212071. The next prime is 22000222212107. The reversal of 22000222212101 is 10121222200022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22000222212101 - 2³⁴ = 21983042342917 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22000222212101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22000222212107) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 993092441 + ... + 993114593.

It is an arithmetic number, because the mean of its divisors is an integer number (412681167360).

Almost surely, 2^{22000222212101} is an apocalyptic number.

It is an amenable number.

22000222212101 is a deficient number, since it is larger than the sum of its proper divisors (4411372498939).

22000222212101 is a wasteful number, since it uses less digits than its factorization.

22000222212101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22746.

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

Adding to 22000222212101 its reverse (10121222200022), we get a palindrome (32121444412123).

The spelling of 22000222212101 in words is "twenty-two trillion, two hundred twenty-two million, two hundred twelve thousand, one hundred one".