1122202022122 has 4 divisors (see below), whose sum is σ = 1683303033186. Its totient is φ = 561101011060.

The previous prime is 1122202022119. The next prime is 1122202022159. The reversal of 1122202022122 is 2212202022211.

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

It can be written as a sum of positive squares in only one way, i.e., 1034697874401 + 87504147721 = 1017201^2 + 295811^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1122202022122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280550505529 + ... + 280550505532.

Almost surely, 2^{1122202022122} is an apocalyptic number.

1122202022122 is a deficient number, since it is larger than the sum of its proper divisors (561101011064).

1122202022122 is an equidigital number, since it uses as much as digits as its factorization.

1122202022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561101011063.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 1122202022122 its reverse (2212202022211), we get a palindrome (3334404044333).

The spelling of 1122202022122 in words is "one trillion, one hundred twenty-two billion, two hundred two million, twenty-two thousand, one hundred twenty-two".