201011012 has 6 divisors (see below), whose sum is σ = 351769278. Its totient is φ = 100505504.

The previous prime is 201011003. The next prime is 201011023. The reversal of 201011012 is 210110102.

It can be written as a sum of positive squares in only one way, i.e., 152374336 + 48636676 = 12344^2 + 6974^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25126373 + ... + 25126380.

It is an arithmetic number, because the mean of its divisors is an integer number (58628213).

Almost surely, 2^201011012 is an apocalyptic number.

It is an amenable number.

201011012 is a deficient number, since it is larger than the sum of its proper divisors (150758266).

201011012 is a wasteful number, since it uses less digits than its factorization.

201011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50252757 (or 50252755 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 201011012 is about 14177.8352367348. The cubic root of 201011012 is about 585.7872975356.

Adding to 201011012 its reverse (210110102), we get a palindrome (411121114).

The spelling of 201011012 in words is "two hundred one million, eleven thousand, twelve".