10013066021 has 16 divisors (see below), whose sum is σ = 11505500160. Its totient is φ = 8536209840.

The previous prime is 10013066017. The next prime is 10013066023. The reversal of 10013066021 is 12066031001.

It is a cyclic number.

It is not a de Polignac number, because 10013066021 - 2² = 10013066017 is a prime.

It is a super-2 number, since 2×10013066021² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10013065984 and 10013066002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10013066023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1953500 + ... + 1958618.

It is an arithmetic number, because the mean of its divisors is an integer number (719093760).

Almost surely, 2^10013066021 is an apocalyptic number.

It is an amenable number.

10013066021 is a deficient number, since it is larger than the sum of its proper divisors (1492434139).

10013066021 is a wasteful number, since it uses less digits than its factorization.

10013066021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6584.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 10013066021 its reverse (12066031001), we get a palindrome (22079097022).

The spelling of 10013066021 in words is "ten billion, thirteen million, sixty-six thousand, twenty-one".