20230011332011 has 4 divisors (see below), whose sum is σ = 21786166049872. Its totient is φ = 18673856614152.

The previous prime is 20230011332009. The next prime is 20230011332023. The reversal of 20230011332011 is 11023311003202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20230011332011 - 2¹ = 20230011332009 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20230011332011.

It is not an unprimeable number, because it can be changed into a prime (20230011392011) 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, 778077358911 + ... + 778077358936.

It is an arithmetic number, because the mean of its divisors is an integer number (5446541512468).

Almost surely, 2^{20230011332011} is an apocalyptic number.

20230011332011 is a deficient number, since it is larger than the sum of its proper divisors (1556154717861).

20230011332011 is a wasteful number, since it uses less digits than its factorization.

20230011332011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1556154717860.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 20230011332011 its reverse (11023311003202), we get a palindrome (31253322335213).

The spelling of 20230011332011 in words is "twenty trillion, two hundred thirty billion, eleven million, three hundred thirty-two thousand, eleven".