101010121229819 has 2 divisors, whose sum is σ = 101010121229820. Its totient is φ = 101010121229818.

The previous prime is 101010121229813. The next prime is 101010121229839. The reversal of 101010121229819 is 918922121010101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101010121229819 is a prime.

It is a super-2 number, since 2×101010121229819² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (101010121229813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50505060614909 + 50505060614910.

It is an arithmetic number, because the mean of its divisors is an integer number (50505060614910).

Almost surely, 2^{101010121229819} is an apocalyptic number.

101010121229819 is a deficient number, since it is larger than the sum of its proper divisors (1).

101010121229819 is an equidigital number, since it uses as much as digits as its factorization.

101010121229819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 38.

The spelling of 101010121229819 in words is "one hundred one trillion, ten billion, one hundred twenty-one million, two hundred twenty-nine thousand, eight hundred nineteen".