2312420100144 has 160 divisors (see below), whose sum is σ = 7468544839680. Its totient is φ = 598955193600.

The previous prime is 2312420100113. The next prime is 2312420100157. The reversal of 2312420100144 is 4410010242132.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 455479 + ... + 2198249.

It is an arithmetic number, because the mean of its divisors is an integer number (46678405248).

Almost surely, 2^{2312420100144} is an apocalyptic number.

2312420100144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2312420100144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3734272419840).

2312420100144 is an abundant number, since it is smaller than the sum of its proper divisors (5156124739536).

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

2312420100144 is a wasteful number, since it uses less digits than its factorization.

2312420100144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1743159 (or 1743153 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 2312420100144 its reverse (4410010242132), we get a palindrome (6722430342276).

The spelling of 2312420100144 in words is "two trillion, three hundred twelve billion, four hundred twenty million, one hundred thousand, one hundred forty-four".