2123322101312 has 28 divisors (see below), whose sum is σ = 4232028853680. Its totient is φ = 1056984122496.

The previous prime is 2123322101311. The next prime is 2123322101339. The reversal of 2123322101312 is 2131012233212.

It is not an unprimeable number, because it can be changed into a prime (2123322101311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73062362 + ... + 73091417.

Almost surely, 2^{2123322101312} is an apocalyptic number.

It is an amenable number.

2123322101312 is a deficient number, since it is larger than the sum of its proper divisors (2108706752368).

2123322101312 is a wasteful number, since it uses less digits than its factorization.

2123322101312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146154018 (or 146154008 counting only the distinct ones).

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

Adding to 2123322101312 its reverse (2131012233212), we get a palindrome (4254334334524).

The spelling of 2123322101312 in words is "two trillion, one hundred twenty-three billion, three hundred twenty-two million, one hundred one thousand, three hundred twelve".