100001200019 has 8 divisors (see below), whose sum is σ = 117074575968. Its totient is φ = 83624696640.

The previous prime is 100001199979. The next prime is 100001200031. The reversal of 100001200019 is 910002100001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100001200019 - 2¹⁶ = 100001134483 is a prime.

It is a super-2 number, since 2×100001200019² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100001199976 and 100001200012.

It is not an unprimeable number, because it can be changed into a prime (100001200219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174217832 + ... + 174218405.

It is an arithmetic number, because the mean of its divisors is an integer number (14634321996).

Almost surely, 2^100001200019 is an apocalyptic number.

100001200019 is a deficient number, since it is larger than the sum of its proper divisors (17073375949).

100001200019 is an equidigital number, since it uses as much as digits as its factorization.

100001200019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348436285.

The product of its (nonzero) digits is 18, while the sum is 14.

The spelling of 100001200019 in words is "one hundred billion, one million, two hundred thousand, nineteen".