201201112442 has 32 divisors (see below), whose sum is σ = 344889892224. Its totient is φ = 87138304000.

The previous prime is 201201112421. The next prime is 201201112507. The reversal of 201201112442 is 244211102102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 643559 + ... + 903642.

It is an arithmetic number, because the mean of its divisors is an integer number (10777809132).

Almost surely, 2^201201112442 is an apocalyptic number.

201201112442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201201112442 is a deficient number, since it is larger than the sum of its proper divisors (143688779782).

201201112442 is a wasteful number, since it uses less digits than its factorization.

201201112442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1547494.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 201201112442 its reverse (244211102102), we get a palindrome (445412214544).

The spelling of 201201112442 in words is "two hundred one billion, two hundred one million, one hundred twelve thousand, four hundred forty-two".