100287894371 has 4 divisors (see below), whose sum is σ = 114614736432. Its totient is φ = 85961052312.

The previous prime is 100287894353. The next prime is 100287894383. The reversal of 100287894371 is 173498782001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 173498782001 = 100801 ⋅1721201.

It is a cyclic number.

It is not a de Polignac number, because 100287894371 - 2⁶ = 100287894307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100287894871) 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 3 ways as a sum of consecutive naturals, for example, 7163421020 + ... + 7163421033.

It is an arithmetic number, because the mean of its divisors is an integer number (28653684108).

Almost surely, 2^100287894371 is an apocalyptic number.

100287894371 is a deficient number, since it is larger than the sum of its proper divisors (14326842061).

100287894371 is an equidigital number, since it uses as much as digits as its factorization.

100287894371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14326842060.

The product of its (nonzero) digits is 677376, while the sum is 50.

The spelling of 100287894371 in words is "one hundred billion, two hundred eighty-seven million, eight hundred ninety-four thousand, three hundred seventy-one".