1201311123322 has 32 divisors (see below), whose sum is σ = 1838734709760. Its totient is φ = 588501532080.

The previous prime is 1201311123191. The next prime is 1201311123373. The reversal of 1201311123322 is 2233211131021.

It is a junction number, because it is equal to n+sod(n) for n = 1201311123293 and 1201311123302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31585297 + ... + 31623307.

It is an arithmetic number, because the mean of its divisors is an integer number (57460459680).

Almost surely, 2^{1201311123322} is an apocalyptic number.

1201311123322 is a deficient number, since it is larger than the sum of its proper divisors (637423586438).

1201311123322 is a wasteful number, since it uses less digits than its factorization.

1201311123322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39346.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1201311123322 its reverse (2233211131021), we get a palindrome (3434522254343).

The spelling of 1201311123322 in words is "one trillion, two hundred one billion, three hundred eleven million, one hundred twenty-three thousand, three hundred twenty-two".