1213200030204 has 24 divisors (see below), whose sum is σ = 3145333411920. Its totient is φ = 404400010032.

The previous prime is 1213200030197. The next prime is 1213200030227. The reversal of 1213200030204 is 4020300023121.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 7 ways as a sum of consecutive naturals, for example, 5616666699 + ... + 5616666914.

It is an arithmetic number, because the mean of its divisors is an integer number (131055558830).

Almost surely, 2^{1213200030204} is an apocalyptic number.

It is an amenable number.

1213200030204 is an abundant number, since it is smaller than the sum of its proper divisors (1932133381716).

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

1213200030204 is a wasteful number, since it uses less digits than its factorization.

1213200030204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11233333626 (or 11233333618 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1213200030204 its reverse (4020300023121), we get a palindrome (5233500053325).

The spelling of 1213200030204 in words is "one trillion, two hundred thirteen billion, two hundred million, thirty thousand, two hundred four".