201601211150 has 24 divisors (see below), whose sum is σ = 391281657264. Its totient is φ = 77134376000.

The previous prime is 201601211131. The next prime is 201601211177. The reversal of 201601211150 is 51112106102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87651551 + ... + 87653850.

It is an arithmetic number, because the mean of its divisors is an integer number (16303402386).

Almost surely, 2^201601211150 is an apocalyptic number.

201601211150 is a deficient number, since it is larger than the sum of its proper divisors (189680446114).

201601211150 is a wasteful number, since it uses less digits than its factorization.

201601211150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175305436 (or 175305431 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 20.

Adding to 201601211150 its reverse (51112106102), we get a palindrome (252713317252).

The spelling of 201601211150 in words is "two hundred one billion, six hundred one million, two hundred eleven thousand, one hundred fifty".