22501050222151 has 8 divisors (see below), whose sum is σ = 22809504916080. Its totient is φ = 22192601504832.

The previous prime is 22501050222127. The next prime is 22501050222293. The reversal of 22501050222151 is 15122205010522.

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-22501050222151 is a prime.

It is a super-2 number, since 2×22501050222151² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22501050222851) 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, 6368841 + ... + 9250093.

It is an arithmetic number, because the mean of its divisors is an integer number (2851188114510).

Almost surely, 2^{22501050222151} is an apocalyptic number.

22501050222151 is a deficient number, since it is larger than the sum of its proper divisors (308454693929).

22501050222151 is a wasteful number, since it uses less digits than its factorization.

22501050222151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2988305.

The product of its (nonzero) digits is 4000, while the sum is 28.

Adding to 22501050222151 its reverse (15122205010522), we get a palindrome (37623255232673).

The spelling of 22501050222151 in words is "twenty-two trillion, five hundred one billion, fifty million, two hundred twenty-two thousand, one hundred fifty-one".