11011101102 has 12 divisors (see below), whose sum is σ = 23857385760. Its totient is φ = 3670367028.

The previous prime is 11011101097. The next prime is 11011101107. The reversal of 11011101102 is 20110111011.

It is an interprime number because it is at equal distance from previous prime (11011101097) and next prime (11011101107).

It is a super-2 number, since 2×11011101102² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011101107) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 305863902 + ... + 305863937.

It is an arithmetic number, because the mean of its divisors is an integer number (1988115480).

Almost surely, 2^11011101102 is an apocalyptic number.

11011101102 is an abundant number, since it is smaller than the sum of its proper divisors (12846284658).

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

11011101102 is a wasteful number, since it uses less digits than its factorization.

11011101102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611727847 (or 611727844 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 11011101102 its reverse (20110111011), we get a palindrome (31121212113).

Subtracting 11011101102 from its reverse (20110111011), we obtain a palindrome (9099009909).

The spelling of 11011101102 in words is "eleven billion, eleven million, one hundred one thousand, one hundred two".