213311320100 has 18 divisors (see below), whose sum is σ = 462885564834. Its totient is φ = 85324528000.

The previous prime is 213311320091. The next prime is 213311320111. The reversal of 213311320100 is 1023113312.

It can be written as a sum of positive squares in 3 ways, for example, as 17954392036 + 195356928064 = 133994^2 + 441992^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1066556501 + ... + 1066556700.

It is an arithmetic number, because the mean of its divisors is an integer number (25715864713).

Almost surely, 2^213311320100 is an apocalyptic number.

213311320100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213311320100 is an abundant number, since it is smaller than the sum of its proper divisors (249574244734).

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

213311320100 is a wasteful number, since it uses less digits than its factorization.

213311320100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2133113215 (or 2133113208 counting only the distinct ones).

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

Adding to 213311320100 its reverse (1023113312), we get a palindrome (214334433412).

It can be divided in two parts, 21331 and 1320100, that added together give a palindrome (1341431).

The spelling of 213311320100 in words is "two hundred thirteen billion, three hundred eleven million, three hundred twenty thousand, one hundred".