10312002 has 32 divisors (see below), whose sum is σ = 23453760. Its totient is φ = 3356640.

The previous prime is 10311997. The next prime is 10312007. The reversal of 10312002 is 20021301.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10311997) and next prime (10312007).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (10312007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102 + ... + 4542.

It is an arithmetic number, because the mean of its divisors is an integer number (732930).

Almost surely, 2^10312002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10312002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11726880).

10312002 is an abundant number, since it is smaller than the sum of its proper divisors (13141758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10312002 is a wasteful number, since it uses less digits than its factorization.

10312002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4495 (or 4489 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 10312002 is about 3211.2306052353. The cubic root of 10312002 is about 217.6611884810.

Adding to 10312002 its reverse (20021301), we get a palindrome (30333303).

The spelling of 10312002 in words is "ten million, three hundred twelve thousand, two".