3201001111111 has 16 divisors (see below), whose sum is σ = 3383287027200. Its totient is φ = 3024039513600.

The previous prime is 3201001111079. The next prime is 3201001111123. The reversal of 3201001111111 is 1111111001023.

3201001111111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3201001111111 - 2⁵ = 3201001111079 is a prime.

It is a super-2 number, since 2×3201001111111² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

3201001111111 is a modest number, since divided by 1111111 gives 320100 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 3201001111091 and 3201001111100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3201001111141) 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, 4399026 + ... + 5074783.

It is an arithmetic number, because the mean of its divisors is an integer number (211455439200).

Almost surely, 2^{3201001111111} is an apocalyptic number.

3201001111111 is a deficient number, since it is larger than the sum of its proper divisors (182285916089).

3201001111111 is a wasteful number, since it uses less digits than its factorization.

3201001111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9474090.

The product of its (nonzero) digits is 6, while the sum is 13.

Adding to 3201001111111 its reverse (1111111001023), we get a palindrome (4312112112134).

The spelling of 3201001111111 in words is "three trillion, two hundred one billion, one million, one hundred eleven thousand, one hundred eleven".