20331122030011 has 12 divisors (see below), whose sum is σ = 22015805647968. Its totient is φ = 18766807104864.

The previous prime is 20331122030003. The next prime is 20331122030099. The reversal of 20331122030011 is 11003022113302.

It is not a de Polignac number, because 20331122030011 - 2³ = 20331122030003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20331122030411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7264926 + ... + 9666508.

It is an arithmetic number, because the mean of its divisors is an integer number (1834650470664).

Almost surely, 2^{20331122030011} is an apocalyptic number.

20331122030011 is a deficient number, since it is larger than the sum of its proper divisors (1684683617957).

20331122030011 is a wasteful number, since it uses less digits than its factorization.

20331122030011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2451702 (or 2451689 counting only the distinct ones).

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

Adding to 20331122030011 its reverse (11003022113302), we get a palindrome (31334144143313).

The spelling of 20331122030011 in words is "twenty trillion, three hundred thirty-one billion, one hundred twenty-two million, thirty thousand, eleven".