20330332121211 has 16 divisors (see below), whose sum is σ = 32801880397824. Its totient is φ = 10933960132224.

The previous prime is 20330332121207. The next prime is 20330332121237. The reversal of 20330332121211 is 11212123303302.

It is not a de Polignac number, because 20330332121211 - 2² = 20330332121207 is a prime.

It is a super-2 number, since 2×20330332121211² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20330332121261) 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, 28473854155 + ... + 28473854868.

It is an arithmetic number, because the mean of its divisors is an integer number (2050117524864).

Almost surely, 2^{20330332121211} is an apocalyptic number.

20330332121211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

20330332121211 is a deficient number, since it is larger than the sum of its proper divisors (12471548276613).

20330332121211 is a wasteful number, since it uses less digits than its factorization.

20330332121211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56947709050.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 20330332121211 its reverse (11212123303302), we get a palindrome (31542455424513).

The spelling of 20330332121211 in words is "twenty trillion, three hundred thirty billion, three hundred thirty-two million, one hundred twenty-one thousand, two hundred eleven".