31332001003109 has 2 divisors, whose sum is σ = 31332001003110. Its totient is φ = 31332001003108.

The previous prime is 31332001003103. The next prime is 31332001003133. The reversal of 31332001003109 is 90130010023313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20833610428225 + 10498390574884 = 4564385^2 + 3240122^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31332001003109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31332001003103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15666000501554 + 15666000501555.

It is an arithmetic number, because the mean of its divisors is an integer number (15666000501555).

Almost surely, 2^{31332001003109} is an apocalyptic number.

It is an amenable number.

31332001003109 is a deficient number, since it is larger than the sum of its proper divisors (1).

31332001003109 is an equidigital number, since it uses as much as digits as its factorization.

31332001003109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 26.

The spelling of 31332001003109 in words is "thirty-one trillion, three hundred thirty-two billion, one million, three thousand, one hundred nine".