101120021641 has 4 divisors (see below), whose sum is σ = 101127105792. Its totient is φ = 101112937492.

The previous prime is 101120021603. The next prime is 101120021659. The reversal of 101120021641 is 146120021101.

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 not a de Polignac number, because 101120021641 - 2¹⁵ = 101119988873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101120021141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3520621 + ... + 3549226.

It is an arithmetic number, because the mean of its divisors is an integer number (25281776448).

Almost surely, 2^101120021641 is an apocalyptic number.

It is an amenable number.

101120021641 is a deficient number, since it is larger than the sum of its proper divisors (7084151).

101120021641 is an equidigital number, since it uses as much as digits as its factorization.

101120021641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7084150.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 101120021641 its reverse (146120021101), we get a palindrome (247240042742).

The spelling of 101120021641 in words is "one hundred one billion, one hundred twenty million, twenty-one thousand, six hundred forty-one".