212010146269387 has 2 divisors, whose sum is σ = 212010146269388. Its totient is φ = 212010146269386.

The previous prime is 212010146269381. The next prime is 212010146269447. The reversal of 212010146269387 is 783962641010212.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212010146269387 is a prime.

It is not a weakly prime, because it can be changed into another prime (212010146269381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106005073134693 + 106005073134694.

It is an arithmetic number, because the mean of its divisors is an integer number (106005073134694).

Almost surely, 2^{212010146269387} is an apocalyptic number.

212010146269387 is a deficient number, since it is larger than the sum of its proper divisors (1).

212010146269387 is an equidigital number, since it uses as much as digits as its factorization.

212010146269387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1741824, while the sum is 52.

Adding to 212010146269387 its reverse (783962641010212), we get a palindrome (995972787279599).

The spelling of 212010146269387 in words is "two hundred twelve trillion, ten billion, one hundred forty-six million, two hundred sixty-nine thousand, three hundred eighty-seven".