21024114324 has 12 divisors (see below), whose sum is σ = 49056266784. Its totient is φ = 7008038104.

The previous prime is 21024114283. The next prime is 21024114329. The reversal of 21024114324 is 42341142012.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 21024114294 and 21024114303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21024114329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 876004752 + ... + 876004775.

It is an arithmetic number, because the mean of its divisors is an integer number (4088022232).

Almost surely, 2^21024114324 is an apocalyptic number.

It is an amenable number.

21024114324 is an abundant number, since it is smaller than the sum of its proper divisors (28032152460).

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

21024114324 is a wasteful number, since it uses less digits than its factorization.

21024114324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1752009534 (or 1752009532 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 21024114324 its reverse (42341142012), we get a palindrome (63365256336).

The spelling of 21024114324 in words is "twenty-one billion, twenty-four million, one hundred fourteen thousand, three hundred twenty-four".