11442022141 has 4 divisors (see below), whose sum is σ = 12482205984. Its totient is φ = 10401838300.

The previous prime is 11442022133. The next prime is 11442022157. The reversal of 11442022141 is 14122024411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11442022141 - 2³ = 11442022133 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 (11442022441) 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, 520091905 + ... + 520091926.

It is an arithmetic number, because the mean of its divisors is an integer number (3120551496).

Almost surely, 2^11442022141 is an apocalyptic number.

11442022141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11442022141 is a deficient number, since it is larger than the sum of its proper divisors (1040183843).

11442022141 is a wasteful number, since it uses less digits than its factorization.

11442022141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040183842.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 11442022141 its reverse (14122024411), we get a palindrome (25564046552).

The spelling of 11442022141 in words is "eleven billion, four hundred forty-two million, twenty-two thousand, one hundred forty-one".