16103421033 has 8 divisors (see below), whose sum is σ = 24538546368. Its totient is φ = 9201954864.

The previous prime is 16103421017. The next prime is 16103421053. The reversal of 16103421033 is 33012430161.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16103421033 - 2⁴ = 16103421017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16103420994 and 16103421012.

It is not an unprimeable number, because it can be changed into a prime (16103421053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 383414766 + ... + 383414807.

It is an arithmetic number, because the mean of its divisors is an integer number (3067318296).

Almost surely, 2^16103421033 is an apocalyptic number.

It is an amenable number.

16103421033 is a deficient number, since it is larger than the sum of its proper divisors (8435125335).

16103421033 is an equidigital number, since it uses as much as digits as its factorization.

16103421033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766829583.

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

Adding to 16103421033 its reverse (33012430161), we get a palindrome (49115851194).

The spelling of 16103421033 in words is "sixteen billion, one hundred three million, four hundred twenty-one thousand, thirty-three".