2124100312 has 8 divisors (see below), whose sum is σ = 3982688100. Its totient is φ = 1062050152.

The previous prime is 2124100267. The next prime is 2124100313. The reversal of 2124100312 is 2130014212.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124100313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132756262 + ... + 132756277.

Almost surely, 2^2124100312 is an apocalyptic number.

It is an amenable number.

2124100312 is a deficient number, since it is larger than the sum of its proper divisors (1858587788).

2124100312 is a wasteful number, since it uses less digits than its factorization.

2124100312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265512545 (or 265512541 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2124100312 is about 46087.9627668657. The cubic root of 2124100312 is about 1285.4593304079.

Adding to 2124100312 its reverse (2130014212), we get a palindrome (4254114524).

The spelling of 2124100312 in words is "two billion, one hundred twenty-four million, one hundred thousand, three hundred twelve".