42401212311 has 8 divisors (see below), whose sum is σ = 56540621440. Its totient is φ = 28264639032.

The previous prime is 42401212309. The next prime is 42401212363. The reversal of 42401212311 is 11321210424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42401212311 - 2¹ = 42401212309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42401213311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 673825 + ... + 734058.

It is an arithmetic number, because the mean of its divisors is an integer number (7067577680).

Almost surely, 2^42401212311 is an apocalyptic number.

42401212311 is a deficient number, since it is larger than the sum of its proper divisors (14139409129).

42401212311 is a wasteful number, since it uses less digits than its factorization.

42401212311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1417925.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 42401212311 its reverse (11321210424), we get a palindrome (53722422735).

The spelling of 42401212311 in words is "forty-two billion, four hundred one million, two hundred twelve thousand, three hundred eleven".