11011111010102 has 32 divisors (see below), whose sum is σ = 18890194498560. Its totient is φ = 4715547714720.

The previous prime is 11011111010077. The next prime is 11011111010131. The reversal of 11011111010102 is 20101011111011.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118619327 + ... + 118712117.

It is an arithmetic number, because the mean of its divisors is an integer number (590318578080).

Almost surely, 2^{11011111010102} is an apocalyptic number.

11011111010102 is a deficient number, since it is larger than the sum of its proper divisors (7879083488458).

11011111010102 is a wasteful number, since it uses less digits than its factorization.

11011111010102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98996.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 11011111010102 its reverse (20101011111011), we get a palindrome (31112122121113).

The spelling of 11011111010102 in words is "eleven trillion, eleven billion, one hundred eleven million, ten thousand, one hundred two".