221498360002360 has 256 divisors, whose sum is σ = 604240902144000. Its totient is φ = 71465714933760.

The previous prime is 221498360002343. The next prime is 221498360002373. The reversal of 221498360002360 is 63200063894122.

It is a self number, because there is not a number n which added to its sum of digits gives 221498360002360.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 90771121 + ... + 93179359.

It is an arithmetic number, because the mean of its divisors is an integer number (2360316024000).

Almost surely, 2^{221498360002360} is an apocalyptic number.

221498360002360 is a gapful number since it is divisible by the number (20) 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 221498360002360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (302120451072000).

221498360002360 is an abundant number, since it is smaller than the sum of its proper divisors (382742542141640).

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

221498360002360 is a wasteful number, since it uses less digits than its factorization.

221498360002360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2408574 (or 2408570 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 46.

The spelling of 221498360002360 in words is "two hundred twenty-one trillion, four hundred ninety-eight billion, three hundred sixty million, two thousand, three hundred sixty".