22120154535 has 8 divisors (see below), whose sum is σ = 35392247280. Its totient is φ = 11797415744.

The previous prime is 22120154509. The next prime is 22120154543. The reversal of 22120154535 is 53545102122.

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

It is a cyclic number.

It is not a de Polignac number, because 22120154535 - 2⁸ = 22120154279 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 737338470 + ... + 737338499.

It is an arithmetic number, because the mean of its divisors is an integer number (4424030910).

Almost surely, 2^22120154535 is an apocalyptic number.

22120154535 is a deficient number, since it is larger than the sum of its proper divisors (13272092745).

22120154535 is a wasteful number, since it uses less digits than its factorization.

22120154535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1474676977.

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 22120154535 its reverse (53545102122), we get a palindrome (75665256657).

The spelling of 22120154535 in words is "twenty-two billion, one hundred twenty million, one hundred fifty-four thousand, five hundred thirty-five".