22213050042551 has 8 divisors (see below), whose sum is σ = 23520014645904. Its totient is φ = 20906120394880.

The previous prime is 22213050042541. The next prime is 22213050042559. The reversal of 22213050042551 is 15524005031222.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22213050042551 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 (22213050042559) 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, 7424960 + ... + 9977781.

It is an arithmetic number, because the mean of its divisors is an integer number (2940001830738).

Almost surely, 2^{22213050042551} is an apocalyptic number.

22213050042551 is a deficient number, since it is larger than the sum of its proper divisors (1306964603353).

22213050042551 is a wasteful number, since it uses less digits than its factorization.

22213050042551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17477841.

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 22213050042551 its reverse (15524005031222), we get a palindrome (37737055073773).

The spelling of 22213050042551 in words is "twenty-two trillion, two hundred thirteen billion, fifty million, forty-two thousand, five hundred fifty-one".