1213133203130 has 32 divisors (see below), whose sum is σ = 2193903532800. Its totient is φ = 482977535040.

The previous prime is 1213133203127. The next prime is 1213133203181. The reversal of 1213133203130 is 313023313121.

It is a junction number, because it is equal to n+sod(n) for n = 1213133203096 and 1213133203105.

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 15 ways as a sum of consecutive naturals, for example, 1591295 + ... + 2226765.

It is an arithmetic number, because the mean of its divisors is an integer number (68559485400).

Almost surely, 2^{1213133203130} is an apocalyptic number.

1213133203130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1213133203130 is a deficient number, since it is larger than the sum of its proper divisors (980770329670).

1213133203130 is a wasteful number, since it uses less digits than its factorization.

1213133203130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636374.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1213133203130 its reverse (313023313121), we get a palindrome (1526156516251).

The spelling of 1213133203130 in words is "one trillion, two hundred thirteen billion, one hundred thirty-three million, two hundred three thousand, one hundred thirty".