22012200001 has 16 divisors (see below), whose sum is σ = 24245020800. Its totient is φ = 19818172800.

The previous prime is 22012199999. The next prime is 22012200029. The reversal of 22012200001 is 10000221022.

It is a cyclic number.

It is not a de Polignac number, because 22012200001 - 2¹ = 22012199999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22012200031) 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, 4516596 + ... + 4521466.

It is an arithmetic number, because the mean of its divisors is an integer number (1515313800).

Almost surely, 2^22012200001 is an apocalyptic number.

It is an amenable number.

22012200001 is a deficient number, since it is larger than the sum of its proper divisors (2232820799).

22012200001 is a wasteful number, since it uses less digits than its factorization.

22012200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8760.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 22012200001 its reverse (10000221022), we get a palindrome (32012421023).

It can be divided in two parts, 220 and 12200001, that added together give a palindrome (12200221).

The spelling of 22012200001 in words is "twenty-two billion, twelve million, two hundred thousand, one".