22022120001 has 16 divisors (see below), whose sum is σ = 33961826304. Its totient is φ = 12432452304.

The previous prime is 22022119997. The next prime is 22022120023. The reversal of 22022120001 is 10002122022.

It is not a de Polignac number, because 22022120001 - 2² = 22022119997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22022120051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6315561 + ... + 6319046.

It is an arithmetic number, because the mean of its divisors is an integer number (2122614144).

Almost surely, 2^22022120001 is an apocalyptic number.

22022120001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22022120001 is a deficient number, since it is larger than the sum of its proper divisors (11939706303).

22022120001 is a wasteful number, since it uses less digits than its factorization.

22022120001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12634700.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22022120001 its reverse (10002122022), we get a palindrome (32024242023).

The spelling of 22022120001 in words is "twenty-two billion, twenty-two million, one hundred twenty thousand, one".