22121003241201 has 8 divisors (see below), whose sum is σ = 29549189790784. Its totient is φ = 14720076092880.

The previous prime is 22121003241173. The next prime is 22121003241203. The reversal of 22121003241201 is 10214230012122.

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 22121003241201 - 2¹⁸ = 22121002979057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22121003241203) 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, 6814848421 + ... + 6814851666.

It is an arithmetic number, because the mean of its divisors is an integer number (3693648723848).

Almost surely, 2^{22121003241201} is an apocalyptic number.

It is an amenable number.

22121003241201 is a deficient number, since it is larger than the sum of its proper divisors (7428186549583).

22121003241201 is a wasteful number, since it uses less digits than its factorization.

22121003241201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13629700631.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 22121003241201 its reverse (10214230012122), we get a palindrome (32335233253323).

The spelling of 22121003241201 in words is "twenty-two trillion, one hundred twenty-one billion, three million, two hundred forty-one thousand, two hundred one".