2101142204347 has 2 divisors, whose sum is σ = 2101142204348. Its totient is φ = 2101142204346.

The previous prime is 2101142204323. The next prime is 2101142204377. The reversal of 2101142204347 is 7434022411012.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2101142204347 is a prime.

It is not a weakly prime, because it can be changed into another prime (2101142204377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050571102173 + 1050571102174.

It is an arithmetic number, because the mean of its divisors is an integer number (1050571102174).

Almost surely, 2^{2101142204347} is an apocalyptic number.

2101142204347 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101142204347 is an equidigital number, since it uses as much as digits as its factorization.

2101142204347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 31.

Adding to 2101142204347 its reverse (7434022411012), we get a palindrome (9535164615359).

The spelling of 2101142204347 in words is "two trillion, one hundred one billion, one hundred forty-two million, two hundred four thousand, three hundred forty-seven".