22000221212001 has 8 divisors (see below), whose sum is σ = 30877503455520. Its totient is φ = 13894876554912.

The previous prime is 22000221211931. The next prime is 22000221212033. The reversal of 22000221212001 is 10021212200022.

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

It is not a de Polignac number, because 22000221212001 - 2⁷ = 22000221211873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22000221212041) 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, 192984396540 + ... + 192984396653.

It is an arithmetic number, because the mean of its divisors is an integer number (3859687931940).

Almost surely, 2^{22000221212001} is an apocalyptic number.

It is an amenable number.

22000221212001 is a deficient number, since it is larger than the sum of its proper divisors (8877282243519).

22000221212001 is a wasteful number, since it uses less digits than its factorization.

22000221212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385968793215.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22000221212001 its reverse (10021212200022), we get a palindrome (32021433412023).

The spelling of 22000221212001 in words is "twenty-two trillion, two hundred twenty-one million, two hundred twelve thousand, one".