20123320002011 has 8 divisors (see below), whose sum is σ = 21275756834880. Its totient is φ = 18980214641928.

The previous prime is 20123320001987. The next prime is 20123320002029. The reversal of 20123320002011 is 11020002332102.

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

It is a cyclic number.

It is not a de Polignac number, because 20123320002011 - 2³⁰ = 20122246260187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20123320002311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2332863761 + ... + 2332872386.

It is an arithmetic number, because the mean of its divisors is an integer number (2659469604360).

Almost surely, 2^{20123320002011} is an apocalyptic number.

20123320002011 is a deficient number, since it is larger than the sum of its proper divisors (1152436832869).

20123320002011 is a wasteful number, since it uses less digits than its factorization.

20123320002011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4665736393.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 20123320002011 its reverse (11020002332102), we get a palindrome (31143322334113).

The spelling of 20123320002011 in words is "twenty trillion, one hundred twenty-three billion, three hundred twenty million, two thousand, eleven".