13001001122 has 8 divisors (see below), whose sum is σ = 19517270556. Its totient is φ = 6495244272.

The previous prime is 13001001113. The next prime is 13001001127. The reversal of 13001001122 is 22110010031.

It can be written as a sum of positive squares in 2 ways, for example, as 12768774001 + 232227121 = 112999^2 + 15239^2 .

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

It is not an unprimeable number, because it can be changed into a prime (13001001127) 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, 2625053 + ... + 2630000.

Almost surely, 2^13001001122 is an apocalyptic number.

13001001122 is a deficient number, since it is larger than the sum of its proper divisors (6516269434).

13001001122 is a wasteful number, since it uses less digits than its factorization.

13001001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5256292.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 13001001122 its reverse (22110010031), we get a palindrome (35111011153).

The spelling of 13001001122 in words is "thirteen billion, one million, one thousand, one hundred twenty-two".