10021000101 has 8 divisors (see below), whose sum is σ = 15270095424. Its totient is φ = 5726285760.

The previous prime is 10021000091. The next prime is 10021000127. The reversal of 10021000101 is 10100012001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10021000101 - 2¹⁷ = 10020869029 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10021000101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021000181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238595220 + ... + 238595261.

It is an arithmetic number, because the mean of its divisors is an integer number (1908761928).

Almost surely, 2^10021000101 is an apocalyptic number.

It is an amenable number.

10021000101 is a deficient number, since it is larger than the sum of its proper divisors (5249095323).

10021000101 is an equidigital number, since it uses as much as digits as its factorization.

10021000101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477190491.

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 10021000101 its reverse (10100012001), we get a palindrome (20121012102).

The spelling of 10021000101 in words is "ten billion, twenty-one million, one hundred one", and thus it is an aban number.