201301011231112 has 32 divisors (see below), whose sum is σ = 406524051080280. Its totient is φ = 92896534955520.

The previous prime is 201301011231041. The next prime is 201301011231139. The reversal of 201301011231112 is 211132110103102.

It can be written as a sum of positive squares in 4 ways, for example, as 64944805439556 + 136356205791556 = 8058834^2 + 11677166^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 201301011231112.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120248839 + ... + 121911382.

Almost surely, 2^{201301011231112} is an apocalyptic number.

It is an amenable number.

201301011231112 is an abundant number, since it is smaller than the sum of its proper divisors (205223039849168).

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

201301011231112 is a wasteful number, since it uses less digits than its factorization.

201301011231112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242168233 (or 242168229 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 201301011231112 its reverse (211132110103102), we get a palindrome (412433121334214).

The spelling of 201301011231112 in words is "two hundred one trillion, three hundred one billion, eleven million, two hundred thirty-one thousand, one hundred twelve".