155000122300200 has 192 divisors, whose sum is σ = 493869218829120. Its totient is φ = 40185089280000.

The previous prime is 155000122300193. The next prime is 155000122300211. The reversal of 155000122300200 is 2003221000551.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25956100 + ... + 31364300.

It is an arithmetic number, because the mean of its divisors is an integer number (2572235514735).

Almost surely, 2^{155000122300200} is an apocalyptic number.

155000122300200 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 155000122300200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246934609414560).

155000122300200 is an abundant number, since it is smaller than the sum of its proper divisors (338869096528920).

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

155000122300200 is a wasteful number, since it uses less digits than its factorization.

155000122300200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5409548 (or 5409539 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

Adding to 155000122300200 its reverse (2003221000551), we get a palindrome (157003343300751).

The spelling of 155000122300200 in words is "one hundred fifty-five trillion, one hundred twenty-two million, three hundred thousand, two hundred".