13012120101 has 4 divisors (see below), whose sum is σ = 17349493472. Its totient is φ = 8674746732.

The previous prime is 13012120057. The next prime is 13012120157. The reversal of 13012120101 is 10102121031.

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 not a de Polignac number, because 13012120101 - 2¹³ = 13012111909 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 (13012120201) 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, 2168686681 + ... + 2168686686.

It is an arithmetic number, because the mean of its divisors is an integer number (4337373368).

Almost surely, 2^13012120101 is an apocalyptic number.

It is an amenable number.

13012120101 is a deficient number, since it is larger than the sum of its proper divisors (4337373371).

13012120101 is an equidigital number, since it uses as much as digits as its factorization.

13012120101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4337373370.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 13012120101 its reverse (10102121031), we get a palindrome (23114241132).

The spelling of 13012120101 in words is "thirteen billion, twelve million, one hundred twenty thousand, one hundred one".