2312210203109 has 2 divisors, whose sum is σ = 2312210203110. Its totient is φ = 2312210203108.

The previous prime is 2312210203073. The next prime is 2312210203123. The reversal of 2312210203109 is 9013020122132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2300387990209 + 11822212900 = 1516703^2 + 108730^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2312210203109 is a prime.

It is a super-2 number, since 2×2312210203109² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2312210203409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156105101554 + 1156105101555.

It is an arithmetic number, because the mean of its divisors is an integer number (1156105101555).

Almost surely, 2^{2312210203109} is an apocalyptic number.

It is an amenable number.

2312210203109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2312210203109 is an equidigital number, since it uses as much as digits as its factorization.

2312210203109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

The spelling of 2312210203109 in words is "two trillion, three hundred twelve billion, two hundred ten million, two hundred three thousand, one hundred nine".