321240042107 has 2 divisors, whose sum is σ = 321240042108. Its totient is φ = 321240042106.

The previous prime is 321240042083. The next prime is 321240042131. The reversal of 321240042107 is 701240042123.

It is a balanced prime because it is at equal distance from previous prime (321240042083) and next prime (321240042131).

It is a cyclic number.

It is not a de Polignac number, because 321240042107 - 2²⁴ = 321223264891 is a prime.

It is not a weakly prime, because it can be changed into another prime (321240042007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160620021053 + 160620021054.

It is an arithmetic number, because the mean of its divisors is an integer number (160620021054).

Almost surely, 2^321240042107 is an apocalyptic number.

321240042107 is a deficient number, since it is larger than the sum of its proper divisors (1).

321240042107 is an equidigital number, since it uses as much as digits as its factorization.

321240042107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 26.

The spelling of 321240042107 in words is "three hundred twenty-one billion, two hundred forty million, forty-two thousand, one hundred seven".