100200054454 has 4 divisors (see below), whose sum is σ = 150300081684. Its totient is φ = 50100027226.

The previous prime is 100200054443. The next prime is 100200054457. The reversal of 100200054454 is 454450002001.

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: 454450002001 = 557 ⋅815888693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100200054457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25050013612 + ... + 25050013615.

It is an arithmetic number, because the mean of its divisors is an integer number (37575020421).

Almost surely, 2^100200054454 is an apocalyptic number.

100200054454 is a deficient number, since it is larger than the sum of its proper divisors (50100027230).

100200054454 is an equidigital number, since it uses as much as digits as its factorization.

100200054454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50100027229.

The product of its (nonzero) digits is 3200, while the sum is 25.

Adding to 100200054454 its reverse (454450002001), we get a palindrome (554650056455).

The spelling of 100200054454 in words is "one hundred billion, two hundred million, fifty-four thousand, four hundred fifty-four".