5122123200 has 252 divisors, whose sum is σ = 18480435480. Its totient is φ = 1345259520.

The previous prime is 5122123199. The next prime is 5122123217. The reversal of 5122123200 is 23212215.

It is a super-2 number, since 2×5122123200² = 52472292151956480000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 962146 + ... + 967454.

Almost surely, 2^5122123200 is an apocalyptic number.

5122123200 is a gapful number since it is divisible by the number (50) 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 5122123200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9240217740).

5122123200 is an abundant number, since it is smaller than the sum of its proper divisors (13358312280).

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

5122123200 is a wasteful number, since it uses less digits than its factorization.

5122123200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5404 (or 5386 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 5122123200 is about 71569.0100532346. The cubic root of 5122123200 is about 1723.7859636702.

Adding to 5122123200 its reverse (23212215), we get a palindrome (5145335415).

The spelling of 5122123200 in words is "five billion, one hundred twenty-two million, one hundred twenty-three thousand, two hundred".