101321020133 has 8 divisors (see below), whose sum is σ = 103237887096. Its totient is φ = 99404344000.

The previous prime is 101321020123. The next prime is 101321020159. The reversal of 101321020133 is 331020123101.

It can be written as a sum of positive squares in 4 ways, for example, as 44875338244 + 56445681889 = 211838^2 + 237583^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101321020133 - 2¹² = 101321016037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101321020123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1485683 + ... + 1552383.

It is an arithmetic number, because the mean of its divisors is an integer number (12904735887).

Almost surely, 2^101321020133 is an apocalyptic number.

It is an amenable number.

101321020133 is a deficient number, since it is larger than the sum of its proper divisors (1916866963).

101321020133 is an equidigital number, since it uses as much as digits as its factorization.

101321020133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95415.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 101321020133 its reverse (331020123101), we get a palindrome (432341143234).

The spelling of 101321020133 in words is "one hundred one billion, three hundred twenty-one million, twenty thousand, one hundred thirty-three".