1131004204224 has 56 divisors (see below), whose sum is σ = 3168475022448. Its totient is φ = 354824847360.

The previous prime is 1131004204157. The next prime is 1131004204247. The reversal of 1131004204224 is 4224024001311.

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

It is a junction number, because it is equal to n+sod(n) for n = 1131004204194 and 1131004204203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173251057 + ... + 173257584.

Almost surely, 2^{1131004204224} is an apocalyptic number.

It is an amenable number.

1131004204224 is an abundant number, since it is smaller than the sum of its proper divisors (2037470818224).

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

1131004204224 is a wasteful number, since it uses less digits than its factorization.

1131004204224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346508673 (or 346508663 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1131004204224 its reverse (4224024001311), we get a palindrome (5355028205535).

The spelling of 1131004204224 in words is "one trillion, one hundred thirty-one billion, four million, two hundred four thousand, two hundred twenty-four".