11131102 has 4 divisors (see below), whose sum is σ = 16696656. Its totient is φ = 5565550.

The previous prime is 11131079. The next prime is 11131111. The reversal of 11131102 is 20113111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20113111 = 107 ⋅187973.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2782774 + ... + 2782777.

It is an arithmetic number, because the mean of its divisors is an integer number (4174164).

Almost surely, 2^11131102 is an apocalyptic number.

11131102 is a deficient number, since it is larger than the sum of its proper divisors (5565554).

11131102 is an equidigital number, since it uses as much as digits as its factorization.

11131102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5565553.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 11131102 is about 3336.3306191084. The cubic root of 11131102 is about 223.2780621126.

Adding to 11131102 its reverse (20113111), we get a palindrome (31244213).

Subtracting 11131102 from its reverse (20113111), we obtain a square (8982009 = 2997²).

It can be divided in two parts, 111 and 31102, that added together give a palindrome (31213).

The spelling of 11131102 in words is "eleven million, one hundred thirty-one thousand, one hundred two".