22011100001 has 8 divisors (see below), whose sum is σ = 24316060800. Its totient is φ = 19756797840.

The previous prime is 22011099989. The next prime is 22011100043. The reversal of 22011100001 is 10000111022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22011100001 - 2¹⁸ = 22010837857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22011108001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12663746 + ... + 12665483.

It is an arithmetic number, because the mean of its divisors is an integer number (3039507600).

Almost surely, 2^22011100001 is an apocalyptic number.

It is an amenable number.

22011100001 is a deficient number, since it is larger than the sum of its proper divisors (2304960799).

22011100001 is a wasteful number, since it uses less digits than its factorization.

22011100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25329319.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 22011100001 its reverse (10000111022), we get a palindrome (32011211023).

The spelling of 22011100001 in words is "twenty-two billion, eleven million, one hundred thousand, one".