1111131200142 has 12 divisors (see below), whose sum is σ = 2407450933680. Its totient is φ = 370377066708.

The previous prime is 1111131200083. The next prime is 1111131200191. The reversal of 1111131200142 is 2410021311111.

It is a super-2 number, since 2×1111131200142² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 61729511119 = 1111131200142 / (1 + 1 + 1 + 1 + 1 + 3 + 1 + 2 + 0 + 0 + 1 + 4 + 2).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30864755542 + ... + 30864755577.

It is an arithmetic number, because the mean of its divisors is an integer number (200620911140).

Almost surely, 2^{1111131200142} is an apocalyptic number.

1111131200142 is an abundant number, since it is smaller than the sum of its proper divisors (1296319733538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1111131200142 is a wasteful number, since it uses less digits than its factorization.

1111131200142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61729511127 (or 61729511124 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 1111131200142 its reverse (2410021311111), we get a palindrome (3521152511253).

The spelling of 1111131200142 in words is "one trillion, one hundred eleven billion, one hundred thirty-one million, two hundred thousand, one hundred forty-two".