201031122 has 8 divisors (see below), whose sum is σ = 402062256. Its totient is φ = 67010372.

The previous prime is 201031111. The next prime is 201031147. The reversal of 201031122 is 221130102.

It is a sphenic number, since it is the product of 3 distinct primes.

201031122 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 201031098 and 201031107.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16752588 + ... + 16752599.

It is an arithmetic number, because the mean of its divisors is an integer number (50257782).

Almost surely, 2^201031122 is an apocalyptic number.

201031122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201031122 is a wasteful number, since it uses less digits than its factorization.

201031122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33505192.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 201031122 is about 14178.5444245875. The cubic root of 201031122 is about 585.8068317717.

Adding to 201031122 its reverse (221130102), we get a palindrome (422161224).

The spelling of 201031122 in words is "two hundred one million, thirty-one thousand, one hundred twenty-two".