20422133325251 has 32 divisors (see below), whose sum is σ = 24216183484416. Its totient is φ = 16859561472000.

The previous prime is 20422133325203. The next prime is 20422133325281. The reversal of 20422133325251 is 15252333122402.

It is a cyclic number.

It is not a de Polignac number, because 20422133325251 - 2³⁴ = 20404953456067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20422133325281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5849006 + ... + 8663436.

It is an arithmetic number, because the mean of its divisors is an integer number (756755733888).

Almost surely, 2^{20422133325251} is an apocalyptic number.

20422133325251 is a deficient number, since it is larger than the sum of its proper divisors (3794050159165).

20422133325251 is a wasteful number, since it uses less digits than its factorization.

20422133325251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2814803.

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 20422133325251 its reverse (15252333122402), we get a palindrome (35674466447653).

The spelling of 20422133325251 in words is "twenty trillion, four hundred twenty-two billion, one hundred thirty-three million, three hundred twenty-five thousand, two hundred fifty-one".