20303032133296 has 20 divisors (see below), whose sum is σ = 42913227009384. Its totient is φ = 9228650969600.

The previous prime is 20303032133291. The next prime is 20303032133339. The reversal of 20303032133296 is 69233123030302.

It is a super-2 number, since 2×20303032133296² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20303032133291) 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, 57679068385 + ... + 57679068736.

Almost surely, 2^{20303032133296} is an apocalyptic number.

It is an amenable number.

20303032133296 is an abundant number, since it is smaller than the sum of its proper divisors (22610194876088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20303032133296 is a wasteful number, since it uses less digits than its factorization.

20303032133296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115358137140 (or 115358137134 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 37.

Adding to 20303032133296 its reverse (69233123030302), we get a palindrome (89536155163598).

The spelling of 20303032133296 in words is "twenty trillion, three hundred three billion, thirty-two million, one hundred thirty-three thousand, two hundred ninety-six".