201031150 has 12 divisors (see below), whose sum is σ = 373918032. Its totient is φ = 80412440.

The previous prime is 201031147. The next prime is 201031199. The reversal of 201031150 is 51130102.

It is a self number, because there is not a number n which added to its sum of digits gives 201031150.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2010262 + ... + 2010361.

It is an arithmetic number, because the mean of its divisors is an integer number (31159836).

Almost surely, 2^201031150 is an apocalyptic number.

201031150 is a deficient number, since it is larger than the sum of its proper divisors (172886882).

201031150 is a wasteful number, since it uses less digits than its factorization.

201031150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4020635 (or 4020630 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 201031150 is about 14178.5454119948. The cubic root of 201031150 is about 585.8068589692.

Adding to 201031150 its reverse (51130102), we get a palindrome (252161252).

The spelling of 201031150 in words is "two hundred one million, thirty-one thousand, one hundred fifty".