20332120042011 has 16 divisors (see below), whose sum is σ = 27740090825216. Its totient is φ = 13239451251936.

The previous prime is 20332120041973. The next prime is 20332120042043. The reversal of 20332120042011 is 11024002123302.

It is not a de Polignac number, because 20332120042011 - 2¹⁰ = 20332120040987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20332120042081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39669966 + ... + 40179228.

It is an arithmetic number, because the mean of its divisors is an integer number (1733755676576).

Almost surely, 2^{20332120042011} is an apocalyptic number.

20332120042011 is a deficient number, since it is larger than the sum of its proper divisors (7407970783205).

20332120042011 is a wasteful number, since it uses less digits than its factorization.

20332120042011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818802.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 20332120042011 its reverse (11024002123302), we get a palindrome (31356122165313).

The spelling of 20332120042011 in words is "twenty trillion, three hundred thirty-two billion, one hundred twenty million, forty-two thousand, eleven".