41002120321 has 4 divisors (see below), whose sum is σ = 41062153392. Its totient is φ = 40942087252.

The previous prime is 41002120301. The next prime is 41002120331. The reversal of 41002120321 is 12302120014.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 41002120321 - 2¹⁹ = 41001596033 is a prime.

It is a super-2 number, since 2×41002120321² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 41002120295 and 41002120304.

It is not an unprimeable number, because it can be changed into a prime (41002120301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30015511 + ... + 30016876.

It is an arithmetic number, because the mean of its divisors is an integer number (10265538348).

Almost surely, 2^41002120321 is an apocalyptic number.

It is an amenable number.

41002120321 is a deficient number, since it is larger than the sum of its proper divisors (60033071).

41002120321 is an equidigital number, since it uses as much as digits as its factorization.

41002120321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60033070.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 41002120321 its reverse (12302120014), we get a palindrome (53304240335).

The spelling of 41002120321 in words is "forty-one billion, two million, one hundred twenty thousand, three hundred twenty-one".