1131022142304 has 96 divisors (see below), whose sum is σ = 2975462138880. Its totient is φ = 376179228672.

The previous prime is 1131022142189. The next prime is 1131022142309. The reversal of 1131022142304 is 4032412201311.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×1131022142304² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131022142309) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 90280489 + ... + 90293015.

It is an arithmetic number, because the mean of its divisors is an integer number (30994397280).

Almost surely, 2^{1131022142304} is an apocalyptic number.

It is an amenable number.

1131022142304 is an abundant number, since it is smaller than the sum of its proper divisors (1844439996576).

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

1131022142304 is a wasteful number, since it uses less digits than its factorization.

1131022142304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14532 (or 14524 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1131022142304 its reverse (4032412201311), we get a palindrome (5163434343615).

The spelling of 1131022142304 in words is "one trillion, one hundred thirty-one billion, twenty-two million, one hundred forty-two thousand, three hundred four".