1122112212022 has 4 divisors (see below), whose sum is σ = 1683168318036. Its totient is φ = 561056106010.

The previous prime is 1122112211981. The next prime is 1122112212043. The reversal of 1122112212022 is 2202122112211.

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, 280528053004 + ... + 280528053007.

It is an arithmetic number, because the mean of its divisors is an integer number (420792079509).

Almost surely, 2^{1122112212022} is an apocalyptic number.

1122112212022 is a deficient number, since it is larger than the sum of its proper divisors (561056106014).

1122112212022 is an equidigital number, since it uses as much as digits as its factorization.

1122112212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561056106013.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 1122112212022 its reverse (2202122112211), we get a palindrome (3324234324233).

The spelling of 1122112212022 in words is "one trillion, one hundred twenty-two billion, one hundred twelve million, two hundred twelve thousand, twenty-two".