1211130233313 has 384 divisors, whose sum is σ = 2397818142720. Its totient is φ = 533032980480.

The previous prime is 1211130233309. The next prime is 1211130233353. The reversal of 1211130233313 is 3133320311121.

It is not a de Polignac number, because 1211130233313 - 2² = 1211130233309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1211130233353) by changing a digit.

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 383 ways as a sum of consecutive naturals, for example, 1413220381 + ... + 1413221237.

It is an arithmetic number, because the mean of its divisors is an integer number (6244318080).

Almost surely, 2^{1211130233313} is an apocalyptic number.

1211130233313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1211130233313 is a deficient number, since it is larger than the sum of its proper divisors (1186687909407).

1211130233313 is a wasteful number, since it uses less digits than its factorization.

1211130233313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1037 (or 1030 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 1211130233313 its reverse (3133320311121), we get a palindrome (4344450544434).

The spelling of 1211130233313 in words is "one trillion, two hundred eleven billion, one hundred thirty million, two hundred thirty-three thousand, three hundred thirteen".