212041234221331 has 16 divisors (see below), whose sum is σ = 212672827800000. Its totient is φ = 211410487461888.

The previous prime is 212041234221329. The next prime is 212041234221379. The reversal of 212041234221331 is 133122432140212.

It is a cyclic number.

It is not a de Polignac number, because 212041234221331 - 2¹ = 212041234221329 is a prime.

It is a super-2 number, since 2×212041234221331² (a number of 29 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 = 212041234221293 and 212041234221302.

It is not an unprimeable number, because it can be changed into a prime (212041234224331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6674454015 + ... + 6674485783.

It is an arithmetic number, because the mean of its divisors is an integer number (13292051737500).

Almost surely, 2^{212041234221331} is an apocalyptic number.

212041234221331 is a deficient number, since it is larger than the sum of its proper divisors (631593578669).

212041234221331 is a wasteful number, since it uses less digits than its factorization.

212041234221331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44478.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 212041234221331 its reverse (133122432140212), we get a palindrome (345163666361543).

The spelling of 212041234221331 in words is "two hundred twelve trillion, forty-one billion, two hundred thirty-four million, two hundred twenty-one thousand, three hundred thirty-one".