22124242450151 has 4 divisors (see below), whose sum is σ = 22130365963992. Its totient is φ = 22118118936312.

The previous prime is 22124242450133. The next prime is 22124242450153. The reversal of 22124242450151 is 15105424242122.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22124242450151 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 (22124242450153) 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, 3061751501 + ... + 3061758726.

It is an arithmetic number, because the mean of its divisors is an integer number (5532591490998).

Almost surely, 2^{22124242450151} is an apocalyptic number.

22124242450151 is a deficient number, since it is larger than the sum of its proper divisors (6123513841).

22124242450151 is an equidigital number, since it uses as much as digits as its factorization.

22124242450151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6123513840.

The product of its (nonzero) digits is 51200, while the sum is 35.

Adding to 22124242450151 its reverse (15105424242122), we get a palindrome (37229666692273).

The spelling of 22124242450151 in words is "twenty-two trillion, one hundred twenty-four billion, two hundred forty-two million, four hundred fifty thousand, one hundred fifty-one".