16302151121 has 8 divisors (see below), whose sum is σ = 16634902824. Its totient is φ = 15970331520.

The previous prime is 16302151091. The next prime is 16302151153. The reversal of 16302151121 is 12115120361.

It can be written as a sum of positive squares in 4 ways, for example, as 6121341121 + 10180810000 = 78239^2 + 100900^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16302151121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16302151181) 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, 197636 + ... + 267701.

It is an arithmetic number, because the mean of its divisors is an integer number (2079362853).

Almost surely, 2^16302151121 is an apocalyptic number.

It is an amenable number.

16302151121 is a deficient number, since it is larger than the sum of its proper divisors (332751703).

16302151121 is an equidigital number, since it uses as much as digits as its factorization.

16302151121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466051.

The product of its (nonzero) digits is 360, while the sum is 23.

Adding to 16302151121 its reverse (12115120361), we get a palindrome (28417271482).

The spelling of 16302151121 in words is "sixteen billion, three hundred two million, one hundred fifty-one thousand, one hundred twenty-one".