101010100012021 has 8 divisors (see below), whose sum is σ = 101025561985920. Its totient is φ = 100994638865472.

The previous prime is 101010100011979. The next prime is 101010100012037. The reversal of 101010100012021 is 120210001010101.

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 101010100012021 - 2⁷ = 101010100011893 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101010100011989 and 101010100012007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101010100012321) 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, 270659476 + ... + 271032418.

It is an arithmetic number, because the mean of its divisors is an integer number (12628195248240).

Almost surely, 2^{101010100012021} is an apocalyptic number.

It is an amenable number.

101010100012021 is a deficient number, since it is larger than the sum of its proper divisors (15461973899).

101010100012021 is an equidigital number, since it uses as much as digits as its factorization.

101010100012021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413675.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 101010100012021 its reverse (120210001010101), we get a palindrome (221220101022122).

The spelling of 101010100012021 in words is "one hundred one trillion, ten billion, one hundred million, twelve thousand, twenty-one".