101013244212021 has 4 divisors (see below), whose sum is σ = 134684325616032. Its totient is φ = 67342162808012.

The previous prime is 101013244211953. The next prime is 101013244212031. The reversal of 101013244212021 is 120212442310101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101013244212021 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 101013244211982 and 101013244212000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101013244212031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16835540702001 + ... + 16835540702006.

It is an arithmetic number, because the mean of its divisors is an integer number (33671081404008).

Almost surely, 2^{101013244212021} is an apocalyptic number.

It is an amenable number.

101013244212021 is a deficient number, since it is larger than the sum of its proper divisors (33671081404011).

101013244212021 is an equidigital number, since it uses as much as digits as its factorization.

101013244212021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33671081404010.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 101013244212021 its reverse (120212442310101), we get a palindrome (221225686522122).

The spelling of 101013244212021 in words is "one hundred one trillion, thirteen billion, two hundred forty-four million, two hundred twelve thousand, twenty-one".