201130220121000 has 128 divisors (see below), whose sum is σ = 660553986268800. Its totient is φ = 50811845068800.

The previous prime is 201130220120993. The next prime is 201130220121107. The reversal of 201130220121000 is 121022031102.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1764243177 + ... + 1764357176.

It is an arithmetic number, because the mean of its divisors is an integer number (5160578017725).

Almost surely, 2^{201130220121000} is an apocalyptic number.

201130220121000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201130220121000 is an abundant number, since it is smaller than the sum of its proper divisors (459423766147800).

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

201130220121000 is a wasteful number, since it uses less digits than its factorization.

201130220121000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3528600396 (or 3528600382 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 201130220121000 its reverse (121022031102), we get a palindrome (201251242152102).

The spelling of 201130220121000 in words is "two hundred one trillion, one hundred thirty billion, two hundred twenty million, one hundred twenty-one thousand".