3211200021123 has 12 divisors (see below), whose sum is σ = 4694284369320. Its totient is φ = 2115007242336.

The previous prime is 3211200021121. The next prime is 3211200021149.

3211200021123 is a `hidden beast` number, since 321 + 1 + 200 + 0 + 21 + 123 = 666.

3211200021123 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 3211200021123 - 2¹ = 3211200021121 is a prime.

It is a super-2 number, since 2×3211200021123² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3211200021096 and 3211200021105.

It is not an unprimeable number, because it can be changed into a prime (3211200021121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2149396858 + ... + 2149398351.

It is an arithmetic number, because the mean of its divisors is an integer number (391190364110).

Almost surely, 2^{3211200021123} is an apocalyptic number.

3211200021123 is a deficient number, since it is larger than the sum of its proper divisors (1483084348197).

3211200021123 is a wasteful number, since it uses less digits than its factorization.

3211200021123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4298795298 (or 4298795295 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

It can be divided in two parts, 32112000 and 21123, that added together give a palindrome (32133123).

The spelling of 3211200021123 in words is "three trillion, two hundred eleven billion, two hundred million, twenty-one thousand, one hundred twenty-three".