20303413142 has 4 divisors (see below), whose sum is σ = 30455119716. Its totient is φ = 10151706570.

The previous prime is 20303413069. The next prime is 20303413183. The reversal of 20303413142 is 24131430302.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5075853284 + ... + 5075853287.

It is an arithmetic number, because the mean of its divisors is an integer number (7613779929).

Almost surely, 2^20303413142 is an apocalyptic number.

20303413142 is a deficient number, since it is larger than the sum of its proper divisors (10151706574).

20303413142 is a wasteful number, since it uses less digits than its factorization.

20303413142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10151706573.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 20303413142 its reverse (24131430302), we get a palindrome (44434843444).

The spelling of 20303413142 in words is "twenty billion, three hundred three million, four hundred thirteen thousand, one hundred forty-two".