11112111122002 has 48 divisors (see below), whose sum is σ = 19292121811872. Its totient is φ = 4759242586560.

The previous prime is 11112111121999. The next prime is 11112111122003. The reversal of 11112111122002 is 20022111121111.

It is a super-3 number, since 3×11112111122002³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11112111122003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6345723 + ... + 7905214.

It is an arithmetic number, because the mean of its divisors is an integer number (401919204414).

Almost surely, 2^{11112111122002} is an apocalyptic number.

11112111122002 is a deficient number, since it is larger than the sum of its proper divisors (8180010689870).

11112111122002 is a wasteful number, since it uses less digits than its factorization.

11112111122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14251063 (or 14251040 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 11112111122002 its reverse (20022111121111), we get a palindrome (31134222243113).

The spelling of 11112111122002 in words is "eleven trillion, one hundred twelve billion, one hundred eleven million, one hundred twenty-two thousand, two".