10121020212101 has 8 divisors (see below), whose sum is σ = 10807763520000. Its totient is φ = 9456793078320.

The previous prime is 10121020212067. The next prime is 10121020212143. The reversal of 10121020212101 is 10121202012101.

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 10121020212101 - 2¹⁰ = 10121020211077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10121020212181) 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, 5629042601 + ... + 5629044398.

It is an arithmetic number, because the mean of its divisors is an integer number (1350970440000).

Almost surely, 2^{10121020212101} is an apocalyptic number.

It is an amenable number.

10121020212101 is a deficient number, since it is larger than the sum of its proper divisors (686743307899).

10121020212101 is a wasteful number, since it uses less digits than its factorization.

10121020212101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11258087059.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10121020212101 its reverse (10121202012101), we get a palindrome (20242222224202).

The spelling of 10121020212101 in words is "ten trillion, one hundred twenty-one billion, twenty million, two hundred twelve thousand, one hundred one".