321049692101 has 2 divisors, whose sum is σ = 321049692102. Its totient is φ = 321049692100.

The previous prime is 321049692059. The next prime is 321049692143. The reversal of 321049692101 is 101296940123.

It is a balanced prime because it is at equal distance from previous prime (321049692059) and next prime (321049692143).

It can be written as a sum of positive squares in only one way, i.e., 172431732001 + 148617960100 = 415249^2 + 385510^2 .

It is a cyclic number.

It is not a de Polignac number, because 321049692101 - 2³⁰ = 319975950277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321049682101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160524846050 + 160524846051.

It is an arithmetic number, because the mean of its divisors is an integer number (160524846051).

Almost surely, 2^321049692101 is an apocalyptic number.

It is an amenable number.

321049692101 is a deficient number, since it is larger than the sum of its proper divisors (1).

321049692101 is an equidigital number, since it uses as much as digits as its factorization.

321049692101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 38.

The spelling of 321049692101 in words is "three hundred twenty-one billion, forty-nine million, six hundred ninety-two thousand, one hundred one".