212301102100 has 72 divisors (see below), whose sum is σ = 484393871808. Its totient is φ = 80608070400.

The previous prime is 212301102037. The next prime is 212301102107. The reversal of 212301102100 is 1201103212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212301102107) 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 23 ways as a sum of consecutive naturals, for example, 51009 + ... + 653608.

It is an arithmetic number, because the mean of its divisors is an integer number (6727692664).

Almost surely, 2^212301102100 is an apocalyptic number.

212301102100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212301102100 is an abundant number, since it is smaller than the sum of its proper divisors (272092769708).

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

212301102100 is a wasteful number, since it uses less digits than its factorization.

212301102100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704785 (or 704778 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 212301102100 its reverse (1201103212), we get a palindrome (213502205312).

The spelling of 212301102100 in words is "two hundred twelve billion, three hundred one million, one hundred two thousand, one hundred".