19403930112102 has 20 divisors (see below), whose sum is σ = 43479176733036. Its totient is φ = 6467976703980.

The previous prime is 19403930112037. The next prime is 19403930112109. The reversal of 19403930112102 is 20121103930491.

It is a happy number.

19403930112102 is a `hidden beast` number, since 1 + 9 + 40 + 393 + 0 + 11 + 210 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19403930112109) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 59888673024 + ... + 59888673347.

Almost surely, 2^{19403930112102} is an apocalyptic number.

19403930112102 is an abundant number, since it is smaller than the sum of its proper divisors (24075246620934).

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

19403930112102 is a wasteful number, since it uses less digits than its factorization.

19403930112102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119777346385 (or 119777346376 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The spelling of 19403930112102 in words is "nineteen trillion, four hundred three billion, nine hundred thirty million, one hundred twelve thousand, one hundred two".