20133225357 has 32 divisors (see below), whose sum is σ = 31453277184. Its totient is φ = 11214883200.

The previous prime is 20133225353. The next prime is 20133225389. The reversal of 20133225357 is 75352233102.

It is a happy number.

It is not a de Polignac number, because 20133225357 - 2² = 20133225353 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20133225353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1116382 + ... + 1134272.

It is an arithmetic number, because the mean of its divisors is an integer number (982914912).

Almost surely, 2^20133225357 is an apocalyptic number.

It is an amenable number.

20133225357 is a deficient number, since it is larger than the sum of its proper divisors (11320051827).

20133225357 is a wasteful number, since it uses less digits than its factorization.

20133225357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19249.

The product of its (nonzero) digits is 37800, while the sum is 33.

Adding to 20133225357 its reverse (75352233102), we get a palindrome (95485458459).

The spelling of 20133225357 in words is "twenty billion, one hundred thirty-three million, two hundred twenty-five thousand, three hundred fifty-seven".