101320043213201 has 4 divisors (see below), whose sum is σ = 107280045755172. Its totient is φ = 95360040671232.

The previous prime is 101320043213173. The next prime is 101320043213227. The reversal of 101320043213201 is 102312340023101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 48298330090000 + 53021713123201 = 6949700^2 + 7281601^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101320043213201 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (101320043216201) 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, 2980001270960 + ... + 2980001270993.

It is an arithmetic number, because the mean of its divisors is an integer number (26820011438793).

Almost surely, 2^{101320043213201} is an apocalyptic number.

It is an amenable number.

101320043213201 is a deficient number, since it is larger than the sum of its proper divisors (5960002541971).

101320043213201 is an equidigital number, since it uses as much as digits as its factorization.

101320043213201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5960002541970.

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

Adding to 101320043213201 its reverse (102312340023101), we get a palindrome (203632383236302).

The spelling of 101320043213201 in words is "one hundred one trillion, three hundred twenty billion, forty-three million, two hundred thirteen thousand, two hundred one".