1213433093850 has 48 divisors (see below), whose sum is σ = 3010146034752. Its totient is φ = 323492700160.

The previous prime is 1213433093849. The next prime is 1213433093857. The reversal of 1213433093850 is 583903343121.

It is a super-3 number, since 3×1213433093850³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1213433093857) 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 23 ways as a sum of consecutive naturals, for example, 572967 + ... + 1659866.

It is an arithmetic number, because the mean of its divisors is an integer number (62711375724).

Almost surely, 2^{1213433093850} is an apocalyptic number.

1213433093850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1213433093850 is an abundant number, since it is smaller than the sum of its proper divisors (1796712940902).

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

1213433093850 is a wasteful number, since it uses less digits than its factorization.

1213433093850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2236471 (or 2236466 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 42.

The spelling of 1213433093850 in words is "one trillion, two hundred thirteen billion, four hundred thirty-three million, ninety-three thousand, eight hundred fifty".