20103133135 has 4 divisors (see below), whose sum is σ = 24123759768. Its totient is φ = 16082506504.

The previous prime is 20103133133. The next prime is 20103133159. The reversal of 20103133135 is 53133130102.

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 20103133135 - 2¹ = 20103133133 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 (20103133133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2010313309 + ... + 2010313318.

It is an arithmetic number, because the mean of its divisors is an integer number (6030939942).

Almost surely, 2^20103133135 is an apocalyptic number.

20103133135 is a deficient number, since it is larger than the sum of its proper divisors (4020626633).

20103133135 is an equidigital number, since it uses as much as digits as its factorization.

20103133135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4020626632.

The product of its (nonzero) digits is 810, while the sum is 22.

Adding to 20103133135 its reverse (53133130102), we get a palindrome (73236263237).

The spelling of 20103133135 in words is "twenty billion, one hundred three million, one hundred thirty-three thousand, one hundred thirty-five".