1302213231971 has 2 divisors, whose sum is σ = 1302213231972. Its totient is φ = 1302213231970.

The previous prime is 1302213231959. The next prime is 1302213232123. The reversal of 1302213231971 is 1791323122031.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1302213231971 is a prime.

It is not a weakly prime, because it can be changed into another prime (1302213231911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651106615985 + 651106615986.

It is an arithmetic number, because the mean of its divisors is an integer number (651106615986).

Almost surely, 2^{1302213231971} is an apocalyptic number.

1302213231971 is a deficient number, since it is larger than the sum of its proper divisors (1).

1302213231971 is an equidigital number, since it uses as much as digits as its factorization.

1302213231971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 35.

The spelling of 1302213231971 in words is "one trillion, three hundred two billion, two hundred thirteen million, two hundred thirty-one thousand, nine hundred seventy-one".