2152112135124 has 48 divisors (see below), whose sum is σ = 5780253248000. Its totient is φ = 610465514976.

The previous prime is 2152112135123. The next prime is 2152112135137. The reversal of 2152112135124 is 4215312112512.

It is a junction number, because it is equal to n+sod(n) for n = 2152112135091 and 2152112135100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2152112135123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92147974 + ... + 92171325.

Almost surely, 2^{2152112135124} is an apocalyptic number.

It is an amenable number.

2152112135124 is an abundant number, since it is smaller than the sum of its proper divisors (3628141112876).

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

2152112135124 is a wasteful number, since it uses less digits than its factorization.

2152112135124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184319452 (or 184319450 counting only the distinct ones).

The product of its digits is 4800, while the sum is 30.

Adding to 2152112135124 its reverse (4215312112512), we get a palindrome (6367424247636).

The spelling of 2152112135124 in words is "two trillion, one hundred fifty-two billion, one hundred twelve million, one hundred thirty-five thousand, one hundred twenty-four".