22151254233503 has 4 divisors (see below), whose sum is σ = 22152411640920. Its totient is φ = 22150096826088.

The previous prime is 22151254233469. The next prime is 22151254233517. The reversal of 22151254233503 is 30533245215122.

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 22151254233503 - 2¹⁸ = 22151253971359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22151254233523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 578675000 + ... + 578713277.

It is an arithmetic number, because the mean of its divisors is an integer number (5538102910230).

Almost surely, 2^{22151254233503} is an apocalyptic number.

22151254233503 is a deficient number, since it is larger than the sum of its proper divisors (1157407417).

22151254233503 is a wasteful number, since it uses less digits than its factorization.

22151254233503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157407416.

The product of its (nonzero) digits is 216000, while the sum is 38.

Adding to 22151254233503 its reverse (30533245215122), we get a palindrome (52684499448625).

The spelling of 22151254233503 in words is "twenty-two trillion, one hundred fifty-one billion, two hundred fifty-four million, two hundred thirty-three thousand, five hundred three".