101002112021001 has 4 divisors (see below), whose sum is σ = 134669482694672. Its totient is φ = 67334741347332.

The previous prime is 101002112020981. The next prime is 101002112021003. The reversal of 101002112021001 is 100120211200101.

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 101002112021001 - 2⁵ = 101002112020969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101002112021003) 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, 16833685336831 + ... + 16833685336836.

It is an arithmetic number, because the mean of its divisors is an integer number (33667370673668).

Almost surely, 2^{101002112021001} is an apocalyptic number.

It is an amenable number.

101002112021001 is a deficient number, since it is larger than the sum of its proper divisors (33667370673671).

101002112021001 is an equidigital number, since it uses as much as digits as its factorization.

101002112021001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33667370673670.

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

Adding to 101002112021001 its reverse (100120211200101), we get a palindrome (201122323221102).

The spelling of 101002112021001 in words is "one hundred one trillion, two billion, one hundred twelve million, twenty-one thousand, one".