11321014142 has 32 divisors (see below), whose sum is σ = 17821127520. Its totient is φ = 5386752000.

The previous prime is 11321014141. The next prime is 11321014151. The reversal of 11321014142 is 24141012311.

It is a super-2 number, since 2×11321014142² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11321014141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1408118 + ... + 1416134.

It is an arithmetic number, because the mean of its divisors is an integer number (556910235).

Almost surely, 2^11321014142 is an apocalyptic number.

11321014142 is a deficient number, since it is larger than the sum of its proper divisors (6500113378).

11321014142 is a wasteful number, since it uses less digits than its factorization.

11321014142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8396.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 11321014142 its reverse (24141012311), we get a palindrome (35462026453).

The spelling of 11321014142 in words is "eleven billion, three hundred twenty-one million, fourteen thousand, one hundred forty-two".