2321400340312 has 8 divisors (see below), whose sum is σ = 4352625638100. Its totient is φ = 1160700170152.

The previous prime is 2321400340297. The next prime is 2321400340327. The reversal of 2321400340312 is 2130430041232.

It is an interprime number because it is at equal distance from previous prime (2321400340297) and next prime (2321400340327).

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145087521262 + ... + 145087521277.

Almost surely, 2^{2321400340312} is an apocalyptic number.

It is an amenable number.

2321400340312 is a deficient number, since it is larger than the sum of its proper divisors (2031225297788).

2321400340312 is a wasteful number, since it uses less digits than its factorization.

2321400340312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290175042545 (or 290175042541 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 2321400340312 its reverse (2130430041232), we get a palindrome (4451830381544).

The spelling of 2321400340312 in words is "two trillion, three hundred twenty-one billion, four hundred million, three hundred forty thousand, three hundred twelve".