11020111222210 has 32 divisors (see below), whose sum is σ = 19849644671472. Its totient is φ = 4405057413120.

The previous prime is 11020111222139. The next prime is 11020111222229. The reversal of 11020111222210 is 1222211102011.

It can be written as a sum of positive squares in 8 ways, for example, as 6640563071041 + 4379548151169 = 2576929^2 + 2092737^2 .

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, 180174994 + ... + 180236146.

Almost surely, 2^{11020111222210} is an apocalyptic number.

11020111222210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11020111222210 is a deficient number, since it is larger than the sum of its proper divisors (8829533449262).

11020111222210 is a wasteful number, since it uses less digits than its factorization.

11020111222210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73078.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11020111222210 its reverse (1222211102011), we get a palindrome (12242322324221).

The spelling of 11020111222210 in words is "eleven trillion, twenty billion, one hundred eleven million, two hundred twenty-two thousand, two hundred ten".