201402312112 has 40 divisors (see below), whose sum is σ = 395119242000. Its totient is φ = 99440689152.

The previous prime is 201402312109. The next prime is 201402312113. The reversal of 201402312112 is 211213204102.

It is a self number, because there is not a number n which added to its sum of digits gives 201402312112.

It is not an unprimeable number, because it can be changed into a prime (201402312113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552339 + ... + 841357.

It is an arithmetic number, because the mean of its divisors is an integer number (9877981050).

Almost surely, 2^201402312112 is an apocalyptic number.

It is an amenable number.

201402312112 is a deficient number, since it is larger than the sum of its proper divisors (193716929888).

201402312112 is a wasteful number, since it uses less digits than its factorization.

201402312112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289573 (or 289567 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 201402312112 its reverse (211213204102), we get a palindrome (412615516214).

The spelling of 201402312112 in words is "two hundred one billion, four hundred two million, three hundred twelve thousand, one hundred twelve".