201311230300000 has 144 divisors (see below), whose sum is σ = 504729505025424. Its totient is φ = 79005160000000.

The previous prime is 201311230299989. The next prime is 201311230300027. The reversal of 201311230300000 is 3032113102.

It is a super-2 number, since 2×201311230300000² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13691626 + ... + 24291625.

It is an arithmetic number, because the mean of its divisors is an integer number (3505066007121).

Almost surely, 2^{201311230300000} is an apocalyptic number.

201311230300000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201311230300000 is an abundant number, since it is smaller than the sum of its proper divisors (303418274725424).

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

201311230300000 is an frugal number, since it uses more digits than its factorization.

201311230300000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37983339 (or 37983311 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 201311230300000 its reverse (3032113102), we get a palindrome (201314262413102).

The spelling of 201311230300000 in words is "two hundred one trillion, three hundred eleven billion, two hundred thirty million, three hundred thousand".