100123202144 has 36 divisors (see below), whose sum is σ = 229300015644. Its totient is φ = 42909943104.

The previous prime is 100123202129. The next prime is 100123202147. The reversal of 100123202144 is 441202321001.

100123202144 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100123202147) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31925474 + ... + 31928609.

It is an arithmetic number, because the mean of its divisors is an integer number (6369444879).

Almost surely, 2^100123202144 is an apocalyptic number.

100123202144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

100123202144 is an abundant number, since it is smaller than the sum of its proper divisors (129176813500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100123202144 is an equidigital number, since it uses as much as digits as its factorization.

100123202144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63854107 (or 63854092 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 100123202144 its reverse (441202321001), we get a palindrome (541325523145).

The spelling of 100123202144 in words is "one hundred billion, one hundred twenty-three million, two hundred two thousand, one hundred forty-four".