100722010120500 has 192 divisors, whose sum is σ = 293716230312960. Its totient is φ = 26821336528000.

The previous prime is 100722010120499. The next prime is 100722010120541. The reversal of 100722010120500 is 5021010227001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4315597831 + ... + 4315621169.

It is an arithmetic number, because the mean of its divisors is an integer number (1529772032880).

Almost surely, 2^{100722010120500} is an apocalyptic number.

100722010120500 is a gapful number since it is divisible by the number (10) 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 100722010120500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146858115156480).

100722010120500 is an abundant number, since it is smaller than the sum of its proper divisors (192994220192460).

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

100722010120500 is a wasteful number, since it uses less digits than its factorization.

100722010120500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27295 (or 27283 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 21.

Adding to 100722010120500 its reverse (5021010227001), we get a palindrome (105743020347501).

The spelling of 100722010120500 in words is "one hundred trillion, seven hundred twenty-two billion, ten million, one hundred twenty thousand, five hundred".