11021331102 has 32 divisors (see below), whose sum is σ = 23276073600. Its totient is φ = 3469429728.

The previous prime is 11021331089. The next prime is 11021331133. The reversal of 11021331102 is 20113312011.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116352 + ... + 188627.

It is an arithmetic number, because the mean of its divisors is an integer number (727377300).

Almost surely, 2^11021331102 is an apocalyptic number.

11021331102 is an abundant number, since it is smaller than the sum of its proper divisors (12254742498).

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

11021331102 is a wasteful number, since it uses less digits than its factorization.

11021331102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305320.

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

Adding to 11021331102 its reverse (20113312011), we get a palindrome (31134643113).

The spelling of 11021331102 in words is "eleven billion, twenty-one million, three hundred thirty-one thousand, one hundred two".