100321203210 has 16 divisors (see below), whose sum is σ = 240770887776. Its totient is φ = 26752320848.

The previous prime is 100321203209. The next prime is 100321203211. The reversal of 100321203210 is 12302123001.

It is an interprime number because it is at equal distance from previous prime (100321203209) and next prime (100321203211).

It is a super-2 number, since 2×100321203210² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 100321203210.

It is not an unprimeable number, because it can be changed into a prime (100321203211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1672020024 + ... + 1672020083.

It is an arithmetic number, because the mean of its divisors is an integer number (15048180486).

Almost surely, 2^100321203210 is an apocalyptic number.

100321203210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100321203210 is an abundant number, since it is smaller than the sum of its proper divisors (140449684566).

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

100321203210 is a wasteful number, since it uses less digits than its factorization.

100321203210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3344040117.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 100321203210 its reverse (12302123001), we get a palindrome (112623326211).

The spelling of 100321203210 in words is "one hundred billion, three hundred twenty-one million, two hundred three thousand, two hundred ten".