201030231113020 has 48 divisors (see below), whose sum is σ = 422557508640960. Its totient is φ = 80337061753344.

The previous prime is 201030231112979. The next prime is 201030231113021. The reversal of 201030231113020 is 20311132030102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201030231113021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150677902 + ... + 152006218.

It is an arithmetic number, because the mean of its divisors is an integer number (8803281430020).

Almost surely, 2^{201030231113020} is an apocalyptic number.

201030231113020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201030231113020 is an abundant number, since it is smaller than the sum of its proper divisors (221527277527940).

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

201030231113020 is a wasteful number, since it uses less digits than its factorization.

201030231113020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335382 (or 1335380 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 201030231113020 its reverse (20311132030102), we get a palindrome (221341363143122).

The spelling of 201030231113020 in words is "two hundred one trillion, thirty billion, two hundred thirty-one million, one hundred thirteen thousand, twenty".