321320100210104 has 8 divisors (see below), whose sum is σ = 602475187893960. Its totient is φ = 160660050105048.

The previous prime is 321320100210103. The next prime is 321320100210107. The reversal of 321320100210104 is 401012001023123.

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 (321320100210103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20082506263124 + ... + 20082506263139.

It is an arithmetic number, because the mean of its divisors is an integer number (75309398486745).

Almost surely, 2^{321320100210104} is an apocalyptic number.

It is an amenable number.

321320100210104 is a deficient number, since it is larger than the sum of its proper divisors (281155087683856).

321320100210104 is a wasteful number, since it uses less digits than its factorization.

321320100210104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40165012526269 (or 40165012526265 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 321320100210104 its reverse (401012001023123), we get a palindrome (722332101233227).

The spelling of 321320100210104 in words is "three hundred twenty-one trillion, three hundred twenty billion, one hundred million, two hundred ten thousand, one hundred four".