10041021 has 12 divisors (see below), whose sum is σ = 14571648. Its totient is φ = 6662664.

The previous prime is 10041013. The next prime is 10041029. The reversal of 10041021 is 12014001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10041013) and next prime (10041029).

It is not a de Polignac number, because 10041021 - 2³ = 10041013 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10040994 and 10041012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10041029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 495 + ... + 4508.

It is an arithmetic number, because the mean of its divisors is an integer number (1214304).

Almost surely, 2^10041021 is an apocalyptic number.

It is an amenable number.

10041021 is a deficient number, since it is larger than the sum of its proper divisors (4530627).

10041021 is a wasteful number, since it uses less digits than its factorization.

10041021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5232 (or 5229 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 10041021 is about 3168.7570118266. The cubic root of 10041021 is about 215.7376573239.

Adding to 10041021 its reverse (12014001), we get a palindrome (22055022).

It can be divided in two parts, 1004 and 1021, that added together give a square (2025 = 45²).

The spelling of 10041021 in words is "ten million, forty-one thousand, twenty-one".