41020142021321 has 4 divisors (see below), whose sum is σ = 41020191498132. Its totient is φ = 41020092544512.

The previous prime is 41020142021291. The next prime is 41020142021357. The reversal of 41020142021321 is 12312024102014.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33400135111225 + 7620006910096 = 5779285^2 + 2760436^2 .

It is a cyclic number.

It is not a de Polignac number, because 41020142021321 - 2²⁶ = 41020074912457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41020142021371) 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, 23473220 + ... + 25160133.

It is an arithmetic number, because the mean of its divisors is an integer number (10255047874533).

Almost surely, 2^{41020142021321} is an apocalyptic number.

It is an amenable number.

41020142021321 is a deficient number, since it is larger than the sum of its proper divisors (49476811).

41020142021321 is an equidigital number, since it uses as much as digits as its factorization.

41020142021321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49476810.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 41020142021321 its reverse (12312024102014), we get a palindrome (53332166123335).

The spelling of 41020142021321 in words is "forty-one trillion, twenty billion, one hundred forty-two million, twenty-one thousand, three hundred twenty-one".