20012323331011 has 8 divisors (see below), whose sum is σ = 21978146430000. Its totient is φ = 18070920395040.

The previous prime is 20012323330963. The next prime is 20012323331081. The reversal of 20012323331011 is 11013332321002.

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 20012323331011 - 2¹³ = 20012323322819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20012323331081) 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, 6105039036 + ... + 6105042313.

It is an arithmetic number, because the mean of its divisors is an integer number (2747268303750).

Almost surely, 2^{20012323331011} is an apocalyptic number.

20012323331011 is a deficient number, since it is larger than the sum of its proper divisors (1965823098989).

20012323331011 is a wasteful number, since it uses less digits than its factorization.

20012323331011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12210081509.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 20012323331011 its reverse (11013332321002), we get a palindrome (31025655652013).

The spelling of 20012323331011 in words is "twenty trillion, twelve billion, three hundred twenty-three million, three hundred thirty-one thousand, eleven".