100417019421 has 32 divisors (see below), whose sum is σ = 138871996416. Its totient is φ = 64474704000.

The previous prime is 100417019383. The next prime is 100417019459. The reversal of 100417019421 is 124910714001.

It is an interprime number because it is at equal distance from previous prime (100417019383) and next prime (100417019459).

It is not a de Polignac number, because 100417019421 - 2⁹ = 100417018909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100417019471) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26941260 + ... + 26944986.

It is an arithmetic number, because the mean of its divisors is an integer number (4339749888).

Almost surely, 2^100417019421 is an apocalyptic number.

It is an amenable number.

100417019421 is a deficient number, since it is larger than the sum of its proper divisors (38454976995).

100417019421 is a wasteful number, since it uses less digits than its factorization.

100417019421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5073.

The product of its (nonzero) digits is 2016, while the sum is 30.

The spelling of 100417019421 in words is "one hundred billion, four hundred seventeen million, nineteen thousand, four hundred twenty-one".