11011101010004 has 24 divisors (see below), whose sum is σ = 19934030226600. Its totient is φ = 5315666478080.

The previous prime is 11011101009983. The next prime is 11011101010051. The reversal of 11011101010004 is 40001010111011.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6803072392900 + 4208028617104 = 2608270^2 + 2051348^2 .

It is a super-2 number, since 2×11011101010004² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23469884 + ... + 23934444.

It is an arithmetic number, because the mean of its divisors is an integer number (830584592775).

Almost surely, 2^{11011101010004} is an apocalyptic number.

It is an amenable number.

11011101010004 is a deficient number, since it is larger than the sum of its proper divisors (8922929216596).

11011101010004 is a wasteful number, since it uses less digits than its factorization.

11011101010004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668923 (or 668921 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11011101010004 its reverse (40001010111011), we get a palindrome (51012111121015).

The spelling of 11011101010004 in words is "eleven trillion, eleven billion, one hundred one million, ten thousand, four".