16112201033 has 4 divisors (see below), whose sum is σ = 16505181588. Its totient is φ = 15719220480.

The previous prime is 16112200981. The next prime is 16112201057. The reversal of 16112201033 is 33010221161.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4665982864 + 11446218169 = 68308^2 + 106987^2 .

It is a cyclic number.

It is not a de Polignac number, because 16112201033 - 2¹⁸ = 16111938889 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16112200996 and 16112201014.

It is not an unprimeable number, because it can be changed into a prime (16112201233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196490216 + ... + 196490297.

It is an arithmetic number, because the mean of its divisors is an integer number (4126295397).

Almost surely, 2^16112201033 is an apocalyptic number.

It is an amenable number.

16112201033 is a deficient number, since it is larger than the sum of its proper divisors (392980555).

16112201033 is an equidigital number, since it uses as much as digits as its factorization.

16112201033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392980554.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 16112201033 its reverse (33010221161), we get a palindrome (49122422194).

The spelling of 16112201033 in words is "sixteen billion, one hundred twelve million, two hundred one thousand, thirty-three".