9213421300 has 36 divisors (see below), whose sum is σ = 20034967680. Its totient is φ = 3677655520.

The previous prime is 9213421279. The next prime is 9213421331. The reversal of 9213421300 is 31243129.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

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, 48274 + ... + 144073.

It is an arithmetic number, because the mean of its divisors is an integer number (556526880).

Almost surely, 2^9213421300 is an apocalyptic number.

It is an amenable number.

9213421300 is an abundant number, since it is smaller than the sum of its proper divisors (10821546380).

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

9213421300 is a wasteful number, since it uses less digits than its factorization.

9213421300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192840 (or 192833 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 9213421300 is about 95986.5683311993. The cubic root of 9213421300 is about 2096.3975500820.

Adding to 9213421300 its reverse (31243129), we get a palindrome (9244664429).

The spelling of 9213421300 in words is "nine billion, two hundred thirteen million, four hundred twenty-one thousand, three hundred".