101120001012021 has 4 divisors (see below), whose sum is σ = 134826668016032. Its totient is φ = 67413334008012.

The previous prime is 101120001012011. The next prime is 101120001012053. The reversal of 101120001012021 is 120210100021101.

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 not a de Polignac number, because 101120001012021 - 2⁶ = 101120001011957 is a prime.

It is a super-2 number, since 2×101120001012021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101120001011988 and 101120001012006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101120001012001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16853333502001 + ... + 16853333502006.

It is an arithmetic number, because the mean of its divisors is an integer number (33706667004008).

Almost surely, 2^{101120001012021} is an apocalyptic number.

It is an amenable number.

101120001012021 is a deficient number, since it is larger than the sum of its proper divisors (33706667004011).

101120001012021 is an equidigital number, since it uses as much as digits as its factorization.

101120001012021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33706667004010.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 101120001012021 its reverse (120210100021101), we get a palindrome (221330101033122).

The spelling of 101120001012021 in words is "one hundred one trillion, one hundred twenty billion, one million, twelve thousand, twenty-one".