1100020012222 has 4 divisors (see below), whose sum is σ = 1650030018336. Its totient is φ = 550010006110.

The previous prime is 1100020012199. The next prime is 1100020012249. The reversal of 1100020012222 is 2222100200011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275005003054 + ... + 275005003057.

It is an arithmetic number, because the mean of its divisors is an integer number (412507504584).

Almost surely, 2^{1100020012222} is an apocalyptic number.

1100020012222 is a deficient number, since it is larger than the sum of its proper divisors (550010006114).

1100020012222 is an equidigital number, since it uses as much as digits as its factorization.

1100020012222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550010006113.

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

Adding to 1100020012222 its reverse (2222100200011), we get a palindrome (3322120212233).

The spelling of 1100020012222 in words is "one trillion, one hundred billion, twenty million, twelve thousand, two hundred twenty-two".