21124114210320 has 80 divisors (see below), whose sum is σ = 71437913520192. Its totient is φ = 5120997383680.

The previous prime is 21124114210313. The next prime is 21124114210373. The reversal of 21124114210320 is 2301241142112.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4000776567 + ... + 4000781846.

Almost surely, 2^{21124114210320} is an apocalyptic number.

21124114210320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21124114210320 is an abundant number, since it is smaller than the sum of its proper divisors (50313799309872).

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

21124114210320 is a wasteful number, since it uses less digits than its factorization.

21124114210320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8001558440 (or 8001558434 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 21124114210320 its reverse (2301241142112), we get a palindrome (23425355352432).

The spelling of 21124114210320 in words is "twenty-one trillion, one hundred twenty-four billion, one hundred fourteen million, two hundred ten thousand, three hundred twenty".