11102102004 has 24 divisors (see below), whose sum is σ = 29605605568. Its totient is φ = 3172029120.

The previous prime is 11102102003. The next prime is 11102102009. The reversal of 11102102004 is 40020120111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11102102003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66083857 + ... + 66084024.

Almost surely, 2^11102102004 is an apocalyptic number.

11102102004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11102102004 is an abundant number, since it is smaller than the sum of its proper divisors (18503503564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11102102004 is a wasteful number, since it uses less digits than its factorization.

11102102004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132167895 (or 132167893 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11102102004 its reverse (40020120111), we get a palindrome (51122222115).

The spelling of 11102102004 in words is "eleven billion, one hundred two million, one hundred two thousand, four".