101303040021 has 16 divisors (see below), whose sum is σ = 137453846784. Its totient is φ = 66350997504.

The previous prime is 101303039941. The next prime is 101303040029. The reversal of 101303040021 is 120040303101.

It is not a de Polignac number, because 101303040021 - 2²⁵ = 101269485589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101303040029) 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 15 ways as a sum of consecutive naturals, for example, 843661 + ... + 956226.

It is an arithmetic number, because the mean of its divisors is an integer number (8590865424).

Almost surely, 2^101303040021 is an apocalyptic number.

It is an amenable number.

101303040021 is a deficient number, since it is larger than the sum of its proper divisors (36150806763).

101303040021 is a wasteful number, since it uses less digits than its factorization.

101303040021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1800220.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 101303040021 its reverse (120040303101), we get a palindrome (221343343122).

The spelling of 101303040021 in words is "one hundred one billion, three hundred three million, forty thousand, twenty-one".