10101020003021 has 8 divisors (see below), whose sum is σ = 10195588946880. Its totient is φ = 10006454149888.

The previous prime is 10101020002981. The next prime is 10101020003069. The reversal of 10101020003021 is 12030002010101.

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

It is a cyclic number.

It is not a de Polignac number, because 10101020003021 - 2²⁶ = 10100952894157 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10101020002993 and 10101020003011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10101020003821) 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, 6077165 + ... + 7558701.

It is an arithmetic number, because the mean of its divisors is an integer number (1274448618360).

Almost surely, 2^{10101020003021} is an apocalyptic number.

It is an amenable number.

10101020003021 is a deficient number, since it is larger than the sum of its proper divisors (94568943859).

10101020003021 is a wasteful number, since it uses less digits than its factorization.

10101020003021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1545363.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10101020003021 its reverse (12030002010101), we get a palindrome (22131022013122).

The spelling of 10101020003021 in words is "ten trillion, one hundred one billion, twenty million, three thousand, twenty-one".