1122320312312 has 8 divisors (see below), whose sum is σ = 2104350585600. Its totient is φ = 561160156152.

The previous prime is 1122320312293. The next prime is 1122320312327. The reversal of 1122320312312 is 2132130232211.

It is a tau number, because it is divible by the number of its divisors (8).

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, 70145019512 + ... + 70145019527.

It is an arithmetic number, because the mean of its divisors is an integer number (263043823200).

Almost surely, 2^{1122320312312} is an apocalyptic number.

It is an amenable number.

1122320312312 is a deficient number, since it is larger than the sum of its proper divisors (982030273288).

1122320312312 is a wasteful number, since it uses less digits than its factorization.

1122320312312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140290039045 (or 140290039041 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1122320312312 its reverse (2132130232211), we get a palindrome (3254450544523).

The spelling of 1122320312312 in words is "one trillion, one hundred twenty-two billion, three hundred twenty million, three hundred twelve thousand, three hundred twelve".