11100222210220 has 96 divisors (see below), whose sum is σ = 28996648059456. Its totient is φ = 3506775244800.

The previous prime is 11100222210193. The next prime is 11100222210247. The reversal of 11100222210220 is 2201222200111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11100222210193) and next prime (11100222210247).

It is a super-2 number, since 2×11100222210220² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11100222210194 and 11100222210203.

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, 114104221 + ... + 114201460.

It is an arithmetic number, because the mean of its divisors is an integer number (302048417286).

Almost surely, 2^{11100222210220} is an apocalyptic number.

11100222210220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11100222210220 is an abundant number, since it is smaller than the sum of its proper divisors (17896425849236).

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

11100222210220 is a wasteful number, since it uses less digits than its factorization.

11100222210220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228305731 (or 228305729 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11100222210220 its reverse (2201222200111), we get a palindrome (13301444410331).

The spelling of 11100222210220 in words is "eleven trillion, one hundred billion, two hundred twenty-two million, two hundred ten thousand, two hundred twenty".