10021201984 has 28 divisors (see below), whose sum is σ = 20012504044. Its totient is φ = 4978681344.

The previous prime is 10021201909. The next prime is 10021202003. The reversal of 10021201984 is 48910212001.

It can be written as a sum of positive squares in 2 ways, for example, as 2334822400 + 7686379584 = 48320^2 + 87672^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 488619 + ... + 508714.

Almost surely, 2^10021201984 is an apocalyptic number.

It is an amenable number.

10021201984 is a deficient number, since it is larger than the sum of its proper divisors (9991302060).

10021201984 is an equidigital number, since it uses as much as digits as its factorization.

10021201984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997502 (or 997492 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 28.

Adding to 10021201984 its reverse (48910212001), we get a palindrome (58931413985).

The spelling of 10021201984 in words is "ten billion, twenty-one million, two hundred one thousand, nine hundred eighty-four".