40221413321 has 8 divisors (see below), whose sum is σ = 41205362688. Its totient is φ = 39237604000.

The previous prime is 40221413299. The next prime is 40221413333. The reversal of 40221413321 is 12331412204.

40221413321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40221413321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40221413341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 769736 + ... + 820326.

It is an arithmetic number, because the mean of its divisors is an integer number (5150670336).

Almost surely, 2^40221413321 is an apocalyptic number.

40221413321 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

40221413321 is a deficient number, since it is larger than the sum of its proper divisors (983949367).

40221413321 is a wasteful number, since it uses less digits than its factorization.

40221413321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70023.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 40221413321 its reverse (12331412204), we get a palindrome (52552825525).

The spelling of 40221413321 in words is "forty billion, two hundred twenty-one million, four hundred thirteen thousand, three hundred twenty-one".