20334020193 has 32 divisors (see below), whose sum is σ = 30631910400. Its totient is φ = 13329360000.

The previous prime is 20334020183. The next prime is 20334020207. The reversal of 20334020193 is 39102043302.

It is a happy number.

It is not a de Polignac number, because 20334020193 - 2⁴ = 20334020177 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (20334020183) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 411568 + ... + 458318.

It is an arithmetic number, because the mean of its divisors is an integer number (957247200).

Almost surely, 2^20334020193 is an apocalyptic number.

It is an amenable number.

20334020193 is a deficient number, since it is larger than the sum of its proper divisors (10297890207).

20334020193 is a wasteful number, since it uses less digits than its factorization.

20334020193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47030 (or 47024 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 20334020193 its reverse (39102043302), we get a palindrome (59436063495).

The spelling of 20334020193 in words is "twenty billion, three hundred thirty-four million, twenty thousand, one hundred ninety-three".