213113303121100 has 36 divisors (see below), whose sum is σ = 466548397600824. Its totient is φ = 84490937870080.

The previous prime is 213113303121073. The next prime is 213113303121119. The reversal of 213113303121100 is 1121303311312.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9429780874 + ... + 9429803473.

It is an arithmetic number, because the mean of its divisors is an integer number (12959677711134).

Almost surely, 2^{213113303121100} is an apocalyptic number.

213113303121100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213113303121100 is an abundant number, since it is smaller than the sum of its proper divisors (253435094479724).

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

213113303121100 is a wasteful number, since it uses less digits than its factorization.

213113303121100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18859584474 (or 18859584467 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 213113303121100 its reverse (1121303311312), we get a palindrome (214234606432412).

The spelling of 213113303121100 in words is "two hundred thirteen trillion, one hundred thirteen billion, three hundred three million, one hundred twenty-one thousand, one hundred".