1131222030284 has 12 divisors (see below), whose sum is σ = 1979663373744. Its totient is φ = 565603923504.

The previous prime is 1131222030283. The next prime is 1131222030331. The reversal of 1131222030284 is 4820302221311.

It is not an unprimeable number, because it can be changed into a prime (1131222030283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1405544 + ... + 2058639.

It is an arithmetic number, because the mean of its divisors is an integer number (164971947812).

Almost surely, 2^{1131222030284} is an apocalyptic number.

It is an amenable number.

1131222030284 is a deficient number, since it is larger than the sum of its proper divisors (848441343460).

1131222030284 is a wasteful number, since it uses less digits than its factorization.

1131222030284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3545824 (or 3545822 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 1131222030284 its reverse (4820302221311), we get a palindrome (5951524251595).

The spelling of 1131222030284 in words is "one trillion, one hundred thirty-one billion, two hundred twenty-two million, thirty thousand, two hundred eighty-four".