11100220222 has 16 divisors (see below), whose sum is σ = 20492714592. Its totient is φ = 4391295840.

The previous prime is 11100220213. The next prime is 11100220231. The reversal of 11100220222 is 22202200111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11100220213) and next prime (11100220231).

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30494929 + ... + 30495292.

It is an arithmetic number, because the mean of its divisors is an integer number (1280794662).

Almost surely, 2^11100220222 is an apocalyptic number.

11100220222 is a deficient number, since it is larger than the sum of its proper divisors (9392494370).

11100220222 is a wasteful number, since it uses less digits than its factorization.

11100220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60990243.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 11100220222 its reverse (22202200111), we get a palindrome (33302420333).

The spelling of 11100220222 in words is "eleven billion, one hundred million, two hundred twenty thousand, two hundred twenty-two".