11331220102 has 16 divisors (see below), whose sum is σ = 17706502800. Its totient is φ = 5433736960.

The previous prime is 11331220007. The next prime is 11331220169. The reversal of 11331220102 is 20102213311.

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, 1166227 + ... + 1175902.

It is an arithmetic number, because the mean of its divisors is an integer number (1106656425).

Almost surely, 2^11331220102 is an apocalyptic number.

11331220102 is a deficient number, since it is larger than the sum of its proper divisors (6375282698).

11331220102 is a wasteful number, since it uses less digits than its factorization.

11331220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2342231.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11331220102 its reverse (20102213311), we get a palindrome (31433433413).

The spelling of 11331220102 in words is "eleven billion, three hundred thirty-one million, two hundred twenty thousand, one hundred two".