210232111120487 has 2 divisors, whose sum is σ = 210232111120488. Its totient is φ = 210232111120486.

The previous prime is 210232111120459. The next prime is 210232111120519. The reversal of 210232111120487 is 784021111232012.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210232111120487 is a prime.

It is a super-2 number, since 2×210232111120487² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210232111120387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105116055560243 + 105116055560244.

It is an arithmetic number, because the mean of its divisors is an integer number (105116055560244).

Almost surely, 2^{210232111120487} is an apocalyptic number.

210232111120487 is a deficient number, since it is larger than the sum of its proper divisors (1).

210232111120487 is an equidigital number, since it uses as much as digits as its factorization.

210232111120487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 35.

Adding to 210232111120487 its reverse (784021111232012), we get a palindrome (994253222352499).

The spelling of 210232111120487 in words is "two hundred ten trillion, two hundred thirty-two billion, one hundred eleven million, one hundred twenty thousand, four hundred eighty-seven".