100421745858338 has 32 divisors (see below), whose sum is σ = 161463081960576. Its totient is φ = 46728333324288.

The previous prime is 100421745858199. The next prime is 100421745858349. The reversal of 100421745858338 is 833858547124001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98264681 + ... + 99281372.

It is an arithmetic number, because the mean of its divisors is an integer number (5045721311268).

Almost surely, 2^{100421745858338} is an apocalyptic number.

100421745858338 is a deficient number, since it is larger than the sum of its proper divisors (61041336102238).

100421745858338 is a wasteful number, since it uses less digits than its factorization.

100421745858338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197546378.

The product of its (nonzero) digits is 25804800, while the sum is 59.

The spelling of 100421745858338 in words is "one hundred trillion, four hundred twenty-one billion, seven hundred forty-five million, eight hundred fifty-eight thousand, three hundred thirty-eight".