210232111120387 has 2 divisors, whose sum is σ = 210232111120388. Its totient is φ = 210232111120386.

The previous prime is 210232111120321. The next prime is 210232111120453. The reversal of 210232111120387 is 783021111232012.

It is a balanced prime because it is at equal distance from previous prime (210232111120321) and next prime (210232111120453).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210232111120387 is a prime.

It is a super-2 number, since 2×210232111120387² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (210232111120487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105116055560193 + 105116055560194.

It is an arithmetic number, because the mean of its divisors is an integer number (105116055560194).

Almost surely, 2^{210232111120387} is an apocalyptic number.

210232111120387 is a deficient number, since it is larger than the sum of its proper divisors (1).

210232111120387 is an equidigital number, since it uses as much as digits as its factorization.

210232111120387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 34.

Adding to 210232111120387 its reverse (783021111232012), we get a palindrome (993253222352399).

The spelling of 210232111120387 in words is "two hundred ten trillion, two hundred thirty-two billion, one hundred eleven million, one hundred twenty thousand, three hundred eighty-seven".