11143442022431 has 8 divisors (see below), whose sum is σ = 11790715860720. Its totient is φ = 10502245873152.

The previous prime is 11143442022407. The next prime is 11143442022439. The reversal of 11143442022431 is 13422024434111.

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 11143442022431 - 2¹⁰ = 11143442021407 is a prime.

It is a super-2 number, since 2×11143442022431² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11143442022439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1519418480 + ... + 1519425813.

It is an arithmetic number, because the mean of its divisors is an integer number (1473839482590).

Almost surely, 2^{11143442022431} is an apocalyptic number.

11143442022431 is a deficient number, since it is larger than the sum of its proper divisors (647273838289).

11143442022431 is a wasteful number, since it uses less digits than its factorization.

11143442022431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3038844505.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 11143442022431 its reverse (13422024434111), we get a palindrome (24565466456542).

The spelling of 11143442022431 in words is "eleven trillion, one hundred forty-three billion, four hundred forty-two million, twenty-two thousand, four hundred thirty-one".