11021120202210 has 64 divisors (see below), whose sum is σ = 27100453927680. Its totient is φ = 2866793707520.

The previous prime is 11021120202193. The next prime is 11021120202271. The reversal of 11021120202210 is 1220202112011.

It is a super-2 number, since 2×11021120202210² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11021120202210.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6469114 + ... + 7993226.

It is an arithmetic number, because the mean of its divisors is an integer number (423444592620).

Almost surely, 2^{11021120202210} is an apocalyptic number.

11021120202210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11021120202210 is an abundant number, since it is smaller than the sum of its proper divisors (16079333725470).

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

11021120202210 is a wasteful number, since it uses less digits than its factorization.

11021120202210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1530043.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11021120202210 its reverse (1220202112011), we get a palindrome (12241322314221).

The spelling of 11021120202210 in words is "eleven trillion, twenty-one billion, one hundred twenty million, two hundred two thousand, two hundred ten".