1001193939100 has 18 divisors (see below), whose sum is σ = 2172590848064. Its totient is φ = 400477575600.

The previous prime is 1001193939089. The next prime is 1001193939101. The reversal of 1001193939100 is 19393911001.

1001193939100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1001193939100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001193939101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5005969596 + ... + 5005969795.

Almost surely, 2^{1001193939100} is an apocalyptic number.

1001193939100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1001193939100 is an abundant number, since it is smaller than the sum of its proper divisors (1171396908964).

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

1001193939100 is a wasteful number, since it uses less digits than its factorization.

1001193939100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10011939405 (or 10011939398 counting only the distinct ones).

The product of its (nonzero) digits is 6561, while the sum is 37.

The spelling of 1001193939100 in words is "one trillion, one billion, one hundred ninety-three million, nine hundred thirty-nine thousand, one hundred".