24221001012 has 48 divisors (see below), whose sum is σ = 61105609152. Its totient is φ = 7422912000.

The previous prime is 24221000981. The next prime is 24221001037. The reversal of 24221001012 is 21010012242.

It is a junction number, because it is equal to n+sod(n) for n = 24221000982 and 24221001000.

It is a congruent number.

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, 270133 + ... + 348444.

It is an arithmetic number, because the mean of its divisors is an integer number (1273033524).

Almost surely, 2^24221001012 is an apocalyptic number.

It is an amenable number.

24221001012 is an abundant number, since it is smaller than the sum of its proper divisors (36884608140).

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

24221001012 is a wasteful number, since it uses less digits than its factorization.

24221001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618848 (or 618846 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 24221001012 its reverse (21010012242), we get a palindrome (45231013254).

The spelling of 24221001012 in words is "twenty-four billion, two hundred twenty-one million, one thousand, twelve".