101020304431013 has 4 divisors (see below), whose sum is σ = 110203968470208. Its totient is φ = 91836640391820.

The previous prime is 101020304430989. The next prime is 101020304431021. The reversal of 101020304431013 is 310134403020101.

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 101020304431013 - 2⁸ = 101020304430757 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101020304431013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101020304431213) 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, 4591832019581 + ... + 4591832019602.

It is an arithmetic number, because the mean of its divisors is an integer number (27550992117552).

Almost surely, 2^{101020304431013} is an apocalyptic number.

It is an amenable number.

101020304431013 is a deficient number, since it is larger than the sum of its proper divisors (9183664039195).

101020304431013 is an equidigital number, since it uses as much as digits as its factorization.

101020304431013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9183664039194.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 101020304431013 its reverse (310134403020101), we get a palindrome (411154707451114).

The spelling of 101020304431013 in words is "one hundred one trillion, twenty billion, three hundred four million, four hundred thirty-one thousand, thirteen".