1122212046342 has 32 divisors (see below), whose sum is σ = 2246122650240. Its totient is φ = 373787706240.

The previous prime is 1122212046337. The next prime is 1122212046377. The reversal of 1122212046342 is 2436402122211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47533513 + ... + 47557115.

It is an arithmetic number, because the mean of its divisors is an integer number (70191332820).

Almost surely, 2^{1122212046342} is an apocalyptic number.

1122212046342 is an abundant number, since it is smaller than the sum of its proper divisors (1123910603898).

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

1122212046342 is a wasteful number, since it uses less digits than its factorization.

1122212046342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29268.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 1122212046342 its reverse (2436402122211), we get a palindrome (3558614168553).

The spelling of 1122212046342 in words is "one trillion, one hundred twenty-two billion, two hundred twelve million, forty-six thousand, three hundred forty-two".