22120200001001 has 8 divisors (see below), whose sum is σ = 23703573638304. Its totient is φ = 20568180297280.

The previous prime is 22120200000893. The next prime is 22120200001049. The reversal of 22120200001001 is 10010000202122.

It is a happy number.

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-22120200001001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22120200001051) 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, 7838481935 + ... + 7838484756.

It is an arithmetic number, because the mean of its divisors is an integer number (2962946704788).

Almost surely, 2^{22120200001001} is an apocalyptic number.

It is an amenable number.

22120200001001 is a deficient number, since it is larger than the sum of its proper divisors (1583373637303).

22120200001001 is a wasteful number, since it uses less digits than its factorization.

22120200001001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15676966791.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22120200001001 its reverse (10010000202122), we get a palindrome (32130200203123).

The spelling of 22120200001001 in words is "twenty-two trillion, one hundred twenty billion, two hundred million, one thousand, one".