42211333322401 has 4 divisors (see below), whose sum is σ = 42392497843332. Its totient is φ = 42030168801472.

The previous prime is 42211333322309. The next prime is 42211333322423. The reversal of 42211333322401 is 10422333311224.

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 10942043631376 + 31269289691025 = 3307876^2 + 5591895^2 .

It is a cyclic number.

It is not a de Polignac number, because 42211333322401 - 2⁹ = 42211333321889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42211339322401) 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, 90582260116 + ... + 90582260581.

It is an arithmetic number, because the mean of its divisors is an integer number (10598124460833).

Almost surely, 2^{42211333322401} is an apocalyptic number.

It is an amenable number.

42211333322401 is a deficient number, since it is larger than the sum of its proper divisors (181164520931).

42211333322401 is a wasteful number, since it uses less digits than its factorization.

42211333322401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181164520930.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 42211333322401 its reverse (10422333311224), we get a palindrome (52633666633625).

The spelling of 42211333322401 in words is "forty-two trillion, two hundred eleven billion, three hundred thirty-three million, three hundred twenty-two thousand, four hundred one".