22112201212001 has 8 divisors (see below), whose sum is σ = 23581357198560. Its totient is φ = 20661760588608.

The previous prime is 22112201211983. The next prime is 22112201212051. The reversal of 22112201212001 is 10021210221122.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22112201212001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22112201212051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4678838351 + ... + 4678843076.

It is an arithmetic number, because the mean of its divisors is an integer number (2947669649820).

Almost surely, 2^{22112201212001} is an apocalyptic number.

It is an amenable number.

22112201212001 is a deficient number, since it is larger than the sum of its proper divisors (1469155986559).

22112201212001 is a wasteful number, since it uses less digits than its factorization.

22112201212001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9357681583.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22112201212001 its reverse (10021210221122), we get a palindrome (32133411433123).

The spelling of 22112201212001 in words is "twenty-two trillion, one hundred twelve billion, two hundred one million, two hundred twelve thousand, one".