1122202312122 has 16 divisors (see below), whose sum is σ = 2244424877280. Its totient is φ = 374064061872.

The previous prime is 1122202312117. The next prime is 1122202312163. The reversal of 1122202312122 is 2212132022211.

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 in 7 ways as a sum of consecutive naturals, for example, 68797 + ... + 1499712.

It is an arithmetic number, because the mean of its divisors is an integer number (140276554830).

Almost surely, 2^{1122202312122} is an apocalyptic number.

1122202312122 is an abundant number, since it is smaller than the sum of its proper divisors (1122222565158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1122202312122 is a wasteful number, since it uses less digits than its factorization.

1122202312122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1687757.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 1122202312122 its reverse (2212132022211), we get a palindrome (3334334334333).

The spelling of 1122202312122 in words is "one trillion, one hundred twenty-two billion, two hundred two million, three hundred twelve thousand, one hundred twenty-two".