42001323434411 has 12 divisors (see below), whose sum is σ = 46166958243336. Its totient is φ = 38182844061120.

The previous prime is 42001323434377. The next prime is 42001323434417. The reversal of 42001323434411 is 11443432310024.

It is not a de Polignac number, because 42001323434411 - 2¹⁴ = 42001323418027 is a prime.

It is a super-2 number, since 2×42001323434411² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42001323434417) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30316211 + ... + 31671363.

It is an arithmetic number, because the mean of its divisors is an integer number (3847246520278).

Almost surely, 2^{42001323434411} is an apocalyptic number.

42001323434411 is a deficient number, since it is larger than the sum of its proper divisors (4165634808925).

42001323434411 is a wasteful number, since it uses less digits than its factorization.

42001323434411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1611322 (or 1611311 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 42001323434411 its reverse (11443432310024), we get a palindrome (53444755744435).

The spelling of 42001323434411 in words is "forty-two trillion, one billion, three hundred twenty-three million, four hundred thirty-four thousand, four hundred eleven".