21302424214300 has 72 divisors (see below), whose sum is σ = 47715210374832. Its totient is φ = 8249681856000.

The previous prime is 21302424214277. The next prime is 21302424214301. The reversal of 21302424214300 is 341242420312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21302424214301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19293867 + ... + 20368066.

It is an arithmetic number, because the mean of its divisors is an integer number (662711255206).

Almost surely, 2^{21302424214300} is an apocalyptic number.

21302424214300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21302424214300 is an abundant number, since it is smaller than the sum of its proper divisors (26412786160532).

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

21302424214300 is a wasteful number, since it uses less digits than its factorization.

21302424214300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39662119 (or 39662112 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 21302424214300 its reverse (341242420312), we get a palindrome (21643666634612).

The spelling of 21302424214300 in words is "twenty-one trillion, three hundred two billion, four hundred twenty-four million, two hundred fourteen thousand, three hundred".