20133340142 has 8 divisors (see below), whose sum is σ = 31976481456. Its totient is φ = 9474512992.

The previous prime is 20133340121. The next prime is 20133340189. The reversal of 20133340142 is 24104333102.

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, 296078498 + ... + 296078565.

It is an arithmetic number, because the mean of its divisors is an integer number (3997060182).

Almost surely, 2^20133340142 is an apocalyptic number.

20133340142 is a deficient number, since it is larger than the sum of its proper divisors (11843141314).

20133340142 is a wasteful number, since it uses less digits than its factorization.

20133340142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592157082.

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

Adding to 20133340142 its reverse (24104333102), we get a palindrome (44237673244).

The spelling of 20133340142 in words is "twenty billion, one hundred thirty-three million, three hundred forty thousand, one hundred forty-two".