10020101202021 has 8 divisors (see below), whose sum is σ = 13360294345824. Its totient is φ = 6679987763120.

The previous prime is 10020101201983. The next prime is 10020101202029. The reversal of 10020101202021 is 12020210102001.

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 10020101202021 - 2¹⁰ = 10020101200997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10020101201988 and 10020101202006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020101202029) 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, 19632270 + ... + 20136191.

It is an arithmetic number, because the mean of its divisors is an integer number (1670036793228).

Almost surely, 2^{10020101202021} is an apocalyptic number.

It is an amenable number.

10020101202021 is a deficient number, since it is larger than the sum of its proper divisors (3340193143803).

10020101202021 is an equidigital number, since it uses as much as digits as its factorization.

10020101202021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39852451.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10020101202021 its reverse (12020210102001), we get a palindrome (22040311304022).

The spelling of 10020101202021 in words is "ten trillion, twenty billion, one hundred one million, two hundred two thousand, twenty-one".