22121330541 has 8 divisors (see below), whose sum is σ = 29612618784. Its totient is φ = 14688798000.

The previous prime is 22121330537. The next prime is 22121330551. The reversal of 22121330541 is 14503312122.

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

It is not a de Polignac number, because 22121330541 - 2² = 22121330537 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22121330501) 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, 14688046 + ... + 14689551.

It is an arithmetic number, because the mean of its divisors is an integer number (3701577348).

Almost surely, 2^22121330541 is an apocalyptic number.

It is an amenable number.

22121330541 is a deficient number, since it is larger than the sum of its proper divisors (7491288243).

22121330541 is a wasteful number, since it uses less digits than its factorization.

22121330541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29377851.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 22121330541 its reverse (14503312122), we get a palindrome (36624642663).

The spelling of 22121330541 in words is "twenty-two billion, one hundred twenty-one million, three hundred thirty thousand, five hundred forty-one".