13111122002 has 32 divisors (see below), whose sum is σ = 21976061184. Its totient is φ = 5815026000.

The previous prime is 13111121993. The next prime is 13111122049. The reversal of 13111122002 is 20022111131.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 987653 + ... + 1000839.

It is an arithmetic number, because the mean of its divisors is an integer number (686751912).

Almost surely, 2^13111122002 is an apocalyptic number.

13111122002 is a deficient number, since it is larger than the sum of its proper divisors (8864939182).

13111122002 is a wasteful number, since it uses less digits than its factorization.

13111122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14294.

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

Adding to 13111122002 its reverse (20022111131), we get a palindrome (33133233133).

The spelling of 13111122002 in words is "thirteen billion, one hundred eleven million, one hundred twenty-two thousand, two".