10216331 has 4 divisors (see below), whose sum is σ = 10321752. Its totient is φ = 10110912.

The previous prime is 10216309. The next prime is 10216373. The reversal of 10216331 is 13361201.

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

It is a cyclic number.

It is not a de Polignac number, because 10216331 - 2¹⁰ = 10215307 is a prime.

It is a super-2 number, since 2×10216331² = 208746838203122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10213331) 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, 52565 + ... + 52758.

It is an arithmetic number, because the mean of its divisors is an integer number (2580438).

Almost surely, 2^10216331 is an apocalyptic number.

10216331 is a deficient number, since it is larger than the sum of its proper divisors (105421).

10216331 is an equidigital number, since it uses as much as digits as its factorization.

10216331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105420.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 10216331 is about 3196.2995792009. The cubic root of 10216331 is about 216.9859689230.

Adding to 10216331 its reverse (13361201), we get a palindrome (23577532).

The spelling of 10216331 in words is "ten million, two hundred sixteen thousand, three hundred thirty-one".