102112100054 has 4 divisors (see below), whose sum is σ = 153168150084. Its totient is φ = 51056050026.

The previous prime is 102112100053. The next prime is 102112100087. The reversal of 102112100054 is 450001211201.

102112100054 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102112100053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25528025012 + ... + 25528025015.

It is an arithmetic number, because the mean of its divisors is an integer number (38292037521).

Almost surely, 2^102112100054 is an apocalyptic number.

102112100054 is a deficient number, since it is larger than the sum of its proper divisors (51056050030).

102112100054 is an equidigital number, since it uses as much as digits as its factorization.

102112100054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51056050029.

The product of its (nonzero) digits is 80, while the sum is 17.

Adding to 102112100054 its reverse (450001211201), we get a palindrome (552113311255).

The spelling of 102112100054 in words is "one hundred two billion, one hundred twelve million, one hundred thousand, fifty-four".