100020310 has 16 divisors (see below), whose sum is σ = 193885776. Its totient is φ = 36930528.

The previous prime is 100020269. The next prime is 100020331. The reversal of 100020310 is 13020001.

It is a super-2 number, since 2×100020310² = 20008124824992200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100020293 and 100020302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 384564 + ... + 384823.

It is an arithmetic number, because the mean of its divisors is an integer number (12117861).

Almost surely, 2^100020310 is an apocalyptic number.

100020310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100020310 is a deficient number, since it is larger than the sum of its proper divisors (93865466).

100020310 is a wasteful number, since it uses less digits than its factorization.

100020310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769407.

The product of its (nonzero) digits is 6, while the sum is 7.

The square root of 100020310 is about 10001.0154484432. The cubic root of 100020310 is about 464.1903047905.

Adding to 100020310 its reverse (13020001), we get a palindrome (113040311).

The spelling of 100020310 in words is "one hundred million, twenty thousand, three hundred ten".