20254133303 has 4 divisors (see below), whose sum is σ = 20267792328. Its totient is φ = 20240474280.

The previous prime is 20254133269. The next prime is 20254133429. The reversal of 20254133303 is 30333145202.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20254133303 - 2⁶ = 20254133239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20254132303) 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, 6827288 + ... + 6830253.

It is an arithmetic number, because the mean of its divisors is an integer number (5066948082).

Almost surely, 2^20254133303 is an apocalyptic number.

20254133303 is a deficient number, since it is larger than the sum of its proper divisors (13659025).

20254133303 is a wasteful number, since it uses less digits than its factorization.

20254133303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13659024.

The product of its (nonzero) digits is 6480, while the sum is 26.

Adding to 20254133303 its reverse (30333145202), we get a palindrome (50587278505).

The spelling of 20254133303 in words is "twenty billion, two hundred fifty-four million, one hundred thirty-three thousand, three hundred three".