22112111012001 has 8 divisors (see below), whose sum is σ = 29482861021920. Its totient is φ = 14741384171712.

The previous prime is 22112111011997. The next prime is 22112111012027. The reversal of 22112111012001 is 10021011121122.

It is a happy number.

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

It is not a de Polignac number, because 22112111012001 - 2² = 22112111011997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22112111017001) 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, 3427656 + ... + 7481513.

It is an arithmetic number, because the mean of its divisors is an integer number (3685357627740).

Almost surely, 2^{22112111012001} is an apocalyptic number.

It is an amenable number.

22112111012001 is a deficient number, since it is larger than the sum of its proper divisors (7370750009919).

22112111012001 is a wasteful number, since it uses less digits than its factorization.

22112111012001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11584815.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 22112111012001 its reverse (10021011121122), we get a palindrome (32133122133123).

The spelling of 22112111012001 in words is "twenty-two trillion, one hundred twelve billion, one hundred eleven million, twelve thousand, one".