22154035020273 has 24 divisors (see below), whose sum is σ = 34665748451880. Its totient is φ = 13633252308000.

The previous prime is 22154035020269. The next prime is 22154035020311. The reversal of 22154035020273 is 37202053045122.

22154035020273 is a `hidden beast` number, since 2 + 2 + 15 + 4 + 0 + 350 + 20 + 273 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 4086834214464 + 18067200805809 = 2021592^2 + 4250553^2 .

It is not a de Polignac number, because 22154035020273 - 2² = 22154035020269 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22154035020263) 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 23 ways as a sum of consecutive naturals, for example, 560189478 + ... + 560229023.

It is an arithmetic number, because the mean of its divisors is an integer number (1444406185495).

Almost surely, 2^{22154035020273} is an apocalyptic number.

It is an amenable number.

22154035020273 is a deficient number, since it is larger than the sum of its proper divisors (12511713431607).

22154035020273 is a wasteful number, since it uses less digits than its factorization.

22154035020273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120418546 (or 1120418517 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

Adding to 22154035020273 its reverse (37202053045122), we get a palindrome (59356088065395).

The spelling of 22154035020273 in words is "twenty-two trillion, one hundred fifty-four billion, thirty-five million, twenty thousand, two hundred seventy-three".