10021797036 has 24 divisors (see below), whose sum is σ = 25982437040. Its totient is φ = 3340598976.

The previous prime is 10021797031. The next prime is 10021797059. The reversal of 10021797036 is 63079712001.

It is a happy number.

10021797036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (10021797031) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 46397101 + ... + 46397316.

Almost surely, 2^10021797036 is an apocalyptic number.

It is an amenable number.

10021797036 is an abundant number, since it is smaller than the sum of its proper divisors (15960640004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10021797036 is a wasteful number, since it uses less digits than its factorization.

10021797036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92794430 (or 92794422 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 36.

The spelling of 10021797036 in words is "ten billion, twenty-one million, seven hundred ninety-seven thousand, thirty-six".