41221612331 has 2 divisors, whose sum is σ = 41221612332. Its totient is φ = 41221612330.

The previous prime is 41221612183. The next prime is 41221612337. The reversal of 41221612331 is 13321612214.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41221612331 - 2³⁴ = 24041743147 is a prime.

It is a super-2 number, since 2×41221612331² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 41221612331.

It is not a weakly prime, because it can be changed into another prime (41221612337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20610806165 + 20610806166.

It is an arithmetic number, because the mean of its divisors is an integer number (20610806166).

Almost surely, 2^41221612331 is an apocalyptic number.

41221612331 is a deficient number, since it is larger than the sum of its proper divisors (1).

41221612331 is an equidigital number, since it uses as much as digits as its factorization.

41221612331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 26.

The spelling of 41221612331 in words is "forty-one billion, two hundred twenty-one million, six hundred twelve thousand, three hundred thirty-one".