20422245353 has 16 divisors (see below), whose sum is σ = 22172555520. Its totient is φ = 18751596864.

The previous prime is 20422245331. The next prime is 20422245383. The reversal of 20422245353 is 35354222402.

It is a cyclic number.

It is not a de Polignac number, because 20422245353 - 2⁶ = 20422245289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20422245383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26900 + ... + 203882.

It is an arithmetic number, because the mean of its divisors is an integer number (1385784720).

Almost surely, 2^20422245353 is an apocalyptic number.

20422245353 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

20422245353 is a deficient number, since it is larger than the sum of its proper divisors (1750310167).

20422245353 is a wasteful number, since it uses less digits than its factorization.

20422245353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177208.

The product of its (nonzero) digits is 57600, while the sum is 32.

Adding to 20422245353 its reverse (35354222402), we get a palindrome (55776467755).

The spelling of 20422245353 in words is "twenty billion, four hundred twenty-two million, two hundred forty-five thousand, three hundred fifty-three".