22000201221021 has 8 divisors (see below), whose sum is σ = 29358025947264. Its totient is φ = 14654588654400.

The previous prime is 22000201221001. The next prime is 22000201221221. The reversal of 22000201221021 is 12012210200022.

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

It is not a de Polignac number, because 22000201221021 - 2⁵ = 22000201220989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22000201221001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3053035701 + ... + 3053042906.

It is an arithmetic number, because the mean of its divisors is an integer number (3669753243408).

Almost surely, 2^{22000201221021} is an apocalyptic number.

It is an amenable number.

22000201221021 is a deficient number, since it is larger than the sum of its proper divisors (7357824726243).

22000201221021 is a wasteful number, since it uses less digits than its factorization.

22000201221021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6106079811.

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

Adding to 22000201221021 its reverse (12012210200022), we get a palindrome (34012411421043).

The spelling of 22000201221021 in words is "twenty-two trillion, two hundred one million, two hundred twenty-one thousand, twenty-one".