22124121254203 has 4 divisors (see below), whose sum is σ = 22143144575448. Its totient is φ = 22105097932960.

The previous prime is 22124121254201. The next prime is 22124121254231. The reversal of 22124121254203 is 30245212142122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22124121254203 - 2¹ = 22124121254201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22124121254201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9511658878 + ... + 9511661203.

It is an arithmetic number, because the mean of its divisors is an integer number (5535786143862).

Almost surely, 2^{22124121254203} is an apocalyptic number.

22124121254203 is a deficient number, since it is larger than the sum of its proper divisors (19023321245).

22124121254203 is a wasteful number, since it uses less digits than its factorization.

22124121254203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19023321244.

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 22124121254203 its reverse (30245212142122), we get a palindrome (52369333396325).

The spelling of 22124121254203 in words is "twenty-two trillion, one hundred twenty-four billion, one hundred twenty-one million, two hundred fifty-four thousand, two hundred three".