5231122140 has 48 divisors (see below), whose sum is σ = 14650584480. Its totient is φ = 1394638080.

The previous prime is 5231122121. The next prime is 5231122147. The reversal of 5231122140 is 412211325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5231122147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 354510 + ... + 368970.

It is an arithmetic number, because the mean of its divisors is an integer number (305220510).

Almost surely, 2^5231122140 is an apocalyptic number.

It is an amenable number.

5231122140 is an abundant number, since it is smaller than the sum of its proper divisors (9419462340).

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

5231122140 is a wasteful number, since it uses less digits than its factorization.

5231122140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20502 (or 20500 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 5231122140 is about 72326.4968044215. The cubic root of 5231122140 is about 1735.9276477275.

Adding to 5231122140 its reverse (412211325), we get a palindrome (5643333465).

The spelling of 5231122140 in words is "five billion, two hundred thirty-one million, one hundred twenty-two thousand, one hundred forty".