20011330104293 has 4 divisors (see below), whose sum is σ = 21830541931968. Its totient is φ = 18192118276620.

The previous prime is 20011330104263. The next prime is 20011330104317. The reversal of 20011330104293 is 39240103311002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20011330104293 - 2⁶ = 20011330104229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20011330104203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 909605913821 + ... + 909605913842.

It is an arithmetic number, because the mean of its divisors is an integer number (5457635482992).

Almost surely, 2^{20011330104293} is an apocalyptic number.

It is an amenable number.

20011330104293 is a deficient number, since it is larger than the sum of its proper divisors (1819211827675).

20011330104293 is a wasteful number, since it uses less digits than its factorization.

20011330104293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1819211827674.

The product of its (nonzero) digits is 3888, while the sum is 29.

Adding to 20011330104293 its reverse (39240103311002), we get a palindrome (59251433415295).

The spelling of 20011330104293 in words is "twenty trillion, eleven billion, three hundred thirty million, one hundred four thousand, two hundred ninety-three".