1111102123108 has 6 divisors (see below), whose sum is σ = 1944428715446. Its totient is φ = 555551061552.

The previous prime is 1111102123093. The next prime is 1111102123133. The reversal of 1111102123108 is 8013212011111.

It can be written as a sum of positive squares in only one way, i.e., 796417026084 + 314685097024 = 892422^2 + 560968^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138887765385 + ... + 138887765392.

Almost surely, 2^{1111102123108} is an apocalyptic number.

It is an amenable number.

1111102123108 is a deficient number, since it is larger than the sum of its proper divisors (833326592338).

1111102123108 is a wasteful number, since it uses less digits than its factorization.

1111102123108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277775530781 (or 277775530779 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 22.

Adding to 1111102123108 its reverse (8013212011111), we get a palindrome (9124314134219).

The spelling of 1111102123108 in words is "one trillion, one hundred eleven billion, one hundred two million, one hundred twenty-three thousand, one hundred eight".