1122201220022 has 4 divisors (see below), whose sum is σ = 1683301830036. Its totient is φ = 561100610010.

The previous prime is 1122201220003. The next prime is 1122201220027. The reversal of 1122201220022 is 2200221022211.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122201220027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280550305004 + ... + 280550305007.

It is an arithmetic number, because the mean of its divisors is an integer number (420825457509).

Almost surely, 2^{1122201220022} is an apocalyptic number.

1122201220022 is a deficient number, since it is larger than the sum of its proper divisors (561100610014).

1122201220022 is an equidigital number, since it uses as much as digits as its factorization.

1122201220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561100610013.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1122201220022 its reverse (2200221022211), we get a palindrome (3322422242233).

The spelling of 1122201220022 in words is "one trillion, one hundred twenty-two billion, two hundred one million, two hundred twenty thousand, twenty-two".