31302223002103 has 2 divisors, whose sum is σ = 31302223002104. Its totient is φ = 31302223002102.

The previous prime is 31302223002073. The next prime is 31302223002107. The reversal of 31302223002103 is 30120032220313.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31302223002103 - 2³³ = 31293633067511 is a prime.

It is a super-2 number, since 2×31302223002103² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31302223002107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15651111501051 + 15651111501052.

It is an arithmetic number, because the mean of its divisors is an integer number (15651111501052).

Almost surely, 2^{31302223002103} is an apocalyptic number.

31302223002103 is a deficient number, since it is larger than the sum of its proper divisors (1).

31302223002103 is an equidigital number, since it uses as much as digits as its factorization.

31302223002103 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 22.

Adding to 31302223002103 its reverse (30120032220313), we get a palindrome (61422255222416).

The spelling of 31302223002103 in words is "thirty-one trillion, three hundred two billion, two hundred twenty-three million, two thousand, one hundred three".