20313002 has 8 divisors (see below), whose sum is σ = 31794336. Its totient is φ = 9714892.
The previous prime is 20313001. The next prime is 20313047. The reversal of 20313002 is 20031302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (20313001) 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, 220748 + ... + 220839.
It is an arithmetic number, because the mean of its divisors is an integer number (3974292).
Almost surely, 220313002 is an apocalyptic number.
20313002 is a deficient number, since it is larger than the sum of its proper divisors (11481334).
20313002 is a wasteful number, since it uses less digits than its factorization.
20313002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 441612.
The product of its (nonzero) digits is 36, while the sum is 11.
The square root of 20313002 is about 4506.9947858856. The cubic root of 20313002 is about 272.8504684564.
Adding to 20313002 its reverse (20031302), we get a palindrome (40344304).
It can be divided in two parts, 2031300 and 2, that added together give a palindrome (2031302).
The spelling of 20313002 in words is "twenty million, three hundred thirteen thousand, two".
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