5181222013002 has 96 divisors (see below), whose sum is σ = 12920051349504. Its totient is φ = 1469951020800.

The previous prime is 5181222013001. The next prime is 5181222013003. The reversal of 5181222013002 is 2003102221815.

5181222013002 is a `hidden beast` number, since 518 + 12 + 2 + 2 + 0 + 130 + 0 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (5181222013001) and next prime (5181222013003).

It is not an unprimeable number, because it can be changed into a prime (5181222013001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13211502 + ... + 13598022.

It is an arithmetic number, because the mean of its divisors is an integer number (134583868224).

Almost surely, 2^{5181222013002} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5181222013002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6460025674752).

5181222013002 is an abundant number, since it is smaller than the sum of its proper divisors (7738829336502).

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

5181222013002 is a wasteful number, since it uses less digits than its factorization.

5181222013002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387284 (or 387281 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

Adding to 5181222013002 its reverse (2003102221815), we get a palindrome (7184324234817).

The spelling of 5181222013002 in words is "five trillion, one hundred eighty-one billion, two hundred twenty-two million, thirteen thousand, two".