201144112202 has 16 divisors (see below), whose sum is σ = 329160974400. Its totient is φ = 91424679840.

The previous prime is 201144112171. The next prime is 201144112229. The reversal of 201144112202 is 202211441102.

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, 261299 + ... + 685977.

It is an arithmetic number, because the mean of its divisors is an integer number (20572560900).

Almost surely, 2^201144112202 is an apocalyptic number.

201144112202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201144112202 is a deficient number, since it is larger than the sum of its proper divisors (128016862198).

201144112202 is a wasteful number, since it uses less digits than its factorization.

201144112202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446221.

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

Adding to 201144112202 its reverse (202211441102), we get a palindrome (403355553304).

Subtracting 201144112202 from its reverse (202211441102), we obtain a square (1067328900 = 32670²).

The spelling of 201144112202 in words is "two hundred one billion, one hundred forty-four million, one hundred twelve thousand, two hundred two".