42321151131511 has 8 divisors (see below), whose sum is σ = 48663760110464. Its totient is φ = 36052724714040.

The previous prime is 42321151131503. The next prime is 42321151131521. The reversal of 42321151131511 is 11513115112324.

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

It is a cyclic number.

It is not a de Polignac number, because 42321151131511 - 2³ = 42321151131503 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 (42321151131521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18545639145 + ... + 18545641426.

It is an arithmetic number, because the mean of its divisors is an integer number (6082970013808).

Almost surely, 2^{42321151131511} is an apocalyptic number.

42321151131511 is a deficient number, since it is larger than the sum of its proper divisors (6342608978953).

42321151131511 is a wasteful number, since it uses less digits than its factorization.

42321151131511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37091280741.

The product of its digits is 3600, while the sum is 31.

Adding to 42321151131511 its reverse (11513115112324), we get a palindrome (53834266243835).

The spelling of 42321151131511 in words is "forty-two trillion, three hundred twenty-one billion, one hundred fifty-one million, one hundred thirty-one thousand, five hundred eleven".