201401012 has 6 divisors (see below), whose sum is σ = 352451778. Its totient is φ = 100700504.

The previous prime is 201400993. The next prime is 201401059. The reversal of 201401012 is 210104102.

It can be written as a sum of positive squares in only one way, i.e., 132112036 + 69288976 = 11494^2 + 8324^2 .

It is a junction number, because it is equal to n+sod(n) for n = 201400984 and 201401002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25175123 + ... + 25175130.

It is an arithmetic number, because the mean of its divisors is an integer number (58741963).

Almost surely, 2^201401012 is an apocalyptic number.

It is an amenable number.

201401012 is a deficient number, since it is larger than the sum of its proper divisors (151050766).

201401012 is a wasteful number, since it uses less digits than its factorization.

201401012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50350257 (or 50350255 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 201401012 is about 14191.5824346688. The cubic root of 201401012 is about 586.1658994384.

Adding to 201401012 its reverse (210104102), we get a palindrome (411505114).

The spelling of 201401012 in words is "two hundred one million, four hundred one thousand, twelve".