101012021212021 has 8 divisors (see below), whose sum is σ = 102305149877120. Its totient is φ = 99719254934208.

The previous prime is 101012021211979. The next prime is 101012021212027. The reversal of 101012021212021 is 120212120210101.

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 101012021212021 - 2¹⁵ = 101012021179253 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101012021211986 and 101012021212004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101012021212027) 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, 90035751 + ... + 91150756.

It is an arithmetic number, because the mean of its divisors is an integer number (12788143734640).

Almost surely, 2^{101012021212021} is an apocalyptic number.

It is an amenable number.

101012021212021 is a deficient number, since it is larger than the sum of its proper divisors (1293128665099).

101012021212021 is an equidigital number, since it uses as much as digits as its factorization.

101012021212021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181193643.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 101012021212021 its reverse (120212120210101), we get a palindrome (221224141422122).

The spelling of 101012021212021 in words is "one hundred one trillion, twelve billion, twenty-one million, two hundred twelve thousand, twenty-one".