13112122001 has 8 divisors (see below), whose sum is σ = 14306253024. Its totient is φ = 11918344320.

The previous prime is 13112121991. The next prime is 13112122073. The reversal of 13112122001 is 10022121131.

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 13112122001 - 2⁶ = 13112121937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13112122501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7520 + ... + 162113.

It is an arithmetic number, because the mean of its divisors is an integer number (1788281628).

Almost surely, 2^13112122001 is an apocalyptic number.

13112122001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13112122001 is a deficient number, since it is larger than the sum of its proper divisors (1194131023).

13112122001 is a wasteful number, since it uses less digits than its factorization.

13112122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176671.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 13112122001 its reverse (10022121131), we get a palindrome (23134243132).

The spelling of 13112122001 in words is "thirteen billion, one hundred twelve million, one hundred twenty-two thousand, one".