1225133013204 has 72 divisors (see below), whose sum is σ = 3231682009920. Its totient is φ = 390601360512.

The previous prime is 1225133013191. The next prime is 1225133013259. The reversal of 1225133013204 is 4023103315221.

1225133013204 is a `hidden beast` number, since 1 + 2 + 2 + 5 + 1 + 330 + 1 + 320 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25790827 + ... + 25838285.

It is an arithmetic number, because the mean of its divisors is an integer number (44884472360).

Almost surely, 2^{1225133013204} is an apocalyptic number.

It is an amenable number.

1225133013204 is an abundant number, since it is smaller than the sum of its proper divisors (2006548996716).

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

1225133013204 is a wasteful number, since it uses less digits than its factorization.

1225133013204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78669 (or 78664 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 1225133013204 its reverse (4023103315221), we get a palindrome (5248236328425).

The spelling of 1225133013204 in words is "one trillion, two hundred twenty-five billion, one hundred thirty-three million, thirteen thousand, two hundred four".