1303122212312 has 8 divisors (see below), whose sum is σ = 2443354148100. Its totient is φ = 651561106152.

The previous prime is 1303122212281. The next prime is 1303122212317. The reversal of 1303122212312 is 2132122213031.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303122212317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81445138262 + ... + 81445138277.

Almost surely, 2^{1303122212312} is an apocalyptic number.

It is an amenable number.

1303122212312 is a deficient number, since it is larger than the sum of its proper divisors (1140231935788).

1303122212312 is a wasteful number, since it uses less digits than its factorization.

1303122212312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162890276545 (or 162890276541 counting only the distinct ones).

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

Adding to 1303122212312 its reverse (2132122213031), we get a palindrome (3435244425343).

The spelling of 1303122212312 in words is "one trillion, three hundred three billion, one hundred twenty-two million, two hundred twelve thousand, three hundred twelve".