20103265142 has 8 divisors (see below), whose sum is σ = 30856174536. Its totient is φ = 9817873632.

The previous prime is 20103265141. The next prime is 20103265151. The reversal of 20103265142 is 24156230102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20103265141) 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, 116879363 + ... + 116879534.

It is an arithmetic number, because the mean of its divisors is an integer number (3857021817).

Almost surely, 2^20103265142 is an apocalyptic number.

20103265142 is a deficient number, since it is larger than the sum of its proper divisors (10752909394).

20103265142 is a wasteful number, since it uses less digits than its factorization.

20103265142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233758942.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 20103265142 its reverse (24156230102), we get a palindrome (44259495244).

The spelling of 20103265142 in words is "twenty billion, one hundred three million, two hundred sixty-five thousand, one hundred forty-two".