20334202142 has 8 divisors (see below), whose sum is σ = 30505890000. Its totient is φ = 10165572144.

The previous prime is 20334202099. The next prime is 20334202157. The reversal of 20334202142 is 24120243302.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 747767 + ... + 774482.

It is an arithmetic number, because the mean of its divisors is an integer number (3813236250).

Almost surely, 2^20334202142 is an apocalyptic number.

20334202142 is a deficient number, since it is larger than the sum of its proper divisors (10171687858).

20334202142 is a wasteful number, since it uses less digits than its factorization.

20334202142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1528930.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 20334202142 its reverse (24120243302), we get a palindrome (44454445444).

The spelling of 20334202142 in words is "twenty billion, three hundred thirty-four million, two hundred two thousand, one hundred forty-two".