311002101121109 has 2 divisors, whose sum is σ = 311002101121110. Its totient is φ = 311002101121108.

The previous prime is 311002101121037. The next prime is 311002101121211. The reversal of 311002101121109 is 901121101200113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 210544017718225 + 100458083402884 = 14510135^2 + 10022878^2 .

It is a cyclic number.

It is not a de Polignac number, because 311002101121109 - 2⁸ = 311002101120853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (311002101021109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155501050560554 + 155501050560555.

It is an arithmetic number, because the mean of its divisors is an integer number (155501050560555).

Almost surely, 2^{311002101121109} is an apocalyptic number.

It is an amenable number.

311002101121109 is a deficient number, since it is larger than the sum of its proper divisors (1).

311002101121109 is an equidigital number, since it uses as much as digits as its factorization.

311002101121109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 23.

The spelling of 311002101121109 in words is "three hundred eleven trillion, two billion, one hundred one million, one hundred twenty-one thousand, one hundred nine".