31132200223097 has 2 divisors, whose sum is σ = 31132200223098. Its totient is φ = 31132200223096.

The previous prime is 31132200223037. The next prime is 31132200223121. The reversal of 31132200223097 is 79032200223113.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23123634159616 + 8008566063481 = 4808704^2 + 2829941^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31132200223097 is a prime.

It is not a weakly prime, because it can be changed into another prime (31132200223037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15566100111548 + 15566100111549.

It is an arithmetic number, because the mean of its divisors is an integer number (15566100111549).

Almost surely, 2^{31132200223097} is an apocalyptic number.

It is an amenable number.

31132200223097 is a deficient number, since it is larger than the sum of its proper divisors (1).

31132200223097 is an equidigital number, since it uses as much as digits as its factorization.

31132200223097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 35.

The spelling of 31132200223097 in words is "thirty-one trillion, one hundred thirty-two billion, two hundred million, two hundred twenty-three thousand, ninety-seven".