10011421040 has 80 divisors (see below), whose sum is σ = 24668867520. Its totient is φ = 3765473280.

The previous prime is 10011421033. The next prime is 10011421051. The reversal of 10011421040 is 4012411001.

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

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, 1791050 + ... + 1796630.

It is an arithmetic number, because the mean of its divisors is an integer number (308360844).

Almost surely, 2^10011421040 is an apocalyptic number.

10011421040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10011421040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12334433760).

10011421040 is an abundant number, since it is smaller than the sum of its proper divisors (14657446480).

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

10011421040 is a wasteful number, since it uses less digits than its factorization.

10011421040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6930 (or 6924 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10011421040 its reverse (4012411001), we get a palindrome (14023832041).

The spelling of 10011421040 in words is "ten billion, eleven million, four hundred twenty-one thousand, forty".