11031321102 has 16 divisors (see below), whose sum is σ = 22478919120. Its totient is φ = 3607727552.

The previous prime is 11031321071. The next prime is 11031321121. The reversal of 11031321102 is 20112313011.

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 (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17344527 + ... + 17345162.

It is an arithmetic number, because the mean of its divisors is an integer number (1404932445).

Almost surely, 2^11031321102 is an apocalyptic number.

11031321102 is an abundant number, since it is smaller than the sum of its proper divisors (11447598018).

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

11031321102 is a wasteful number, since it uses less digits than its factorization.

11031321102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34689747.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11031321102 its reverse (20112313011), we get a palindrome (31143634113).

The spelling of 11031321102 in words is "eleven billion, thirty-one million, three hundred twenty-one thousand, one hundred two".