11221121202110 has 32 divisors (see below), whose sum is σ = 20486602618272. Its totient is φ = 4424390069760.

The previous prime is 11221121202101. The next prime is 11221121202119. The reversal of 11221121202110 is 1120212112211.

It is an interprime number because it is at equal distance from previous prime (11221121202101) and next prime (11221121202119).

It is a super-2 number, since 2×11221121202110² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221121202119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3209504 + ... + 5722163.

It is an arithmetic number, because the mean of its divisors is an integer number (640206331821).

Almost surely, 2^{11221121202110} is an apocalyptic number.

11221121202110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11221121202110 is a deficient number, since it is larger than the sum of its proper divisors (9265481416162).

11221121202110 is a wasteful number, since it uses less digits than its factorization.

11221121202110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8933468.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11221121202110 its reverse (1120212112211), we get a palindrome (12341333314321).

The spelling of 11221121202110 in words is "eleven trillion, two hundred twenty-one billion, one hundred twenty-one million, two hundred two thousand, one hundred ten".