10201012 has 6 divisors (see below), whose sum is σ = 17851778. Its totient is φ = 5100504.

The previous prime is 10201007. The next prime is 10201013. The reversal of 10201012 is 21010201.

It can be written as a sum of positive squares in only one way, i.e., 10074276 + 126736 = 3174^2 + 356^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10200986 and 10201004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10201013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1275123 + ... + 1275130.

Almost surely, 2^10201012 is an apocalyptic number.

It is an amenable number.

10201012 is a deficient number, since it is larger than the sum of its proper divisors (7650766).

10201012 is a wasteful number, since it uses less digits than its factorization.

10201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2550257 (or 2550255 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 10201012 is about 3193.9023153503. The cubic root of 10201012 is about 216.8774605993.

Adding to 10201012 its reverse (21010201), we get a palindrome (31211213).

The spelling of 10201012 in words is "ten million, two hundred one thousand, twelve".