193010193912 has 64 divisors (see below), whose sum is σ = 499877632800. Its totient is φ = 62029452800.

The previous prime is 193010193911. The next prime is 193010193947. The reversal of 193010193912 is 219391010391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (193010193911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 290098 + ... + 685694.

Almost surely, 2^193010193912 is an apocalyptic number.

193010193912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 193010193912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (249938816400).

193010193912 is an abundant number, since it is smaller than the sum of its proper divisors (306867438888).

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

193010193912 is a wasteful number, since it uses less digits than its factorization.

193010193912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396336 (or 396332 counting only the distinct ones).

The product of its (nonzero) digits is 13122, while the sum is 39.

The spelling of 193010193912 in words is "one hundred ninety-three billion, ten million, one hundred ninety-three thousand, nine hundred twelve".