312203022242101 has 2 divisors, whose sum is σ = 312203022242102. Its totient is φ = 312203022242100.

The previous prime is 312203022242087. The next prime is 312203022242119. The reversal of 312203022242101 is 101242220302213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 166390031399076 + 145812990843025 = 12899226^2 + 12075305^2 .

It is a cyclic number.

It is not a de Polignac number, because 312203022242101 - 2⁹ = 312203022241589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312203022242171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156101511121050 + 156101511121051.

It is an arithmetic number, because the mean of its divisors is an integer number (156101511121051).

Almost surely, 2^{312203022242101} is an apocalyptic number.

It is an amenable number.

312203022242101 is a deficient number, since it is larger than the sum of its proper divisors (1).

312203022242101 is an equidigital number, since it uses as much as digits as its factorization.

312203022242101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 312203022242101 its reverse (101242220302213), we get a palindrome (413445242544314).

The spelling of 312203022242101 in words is "three hundred twelve trillion, two hundred three billion, twenty-two million, two hundred forty-two thousand, one hundred one".