101220102343 has 2 divisors, whose sum is σ = 101220102344. Its totient is φ = 101220102342.

The previous prime is 101220102311. The next prime is 101220102359. The reversal of 101220102343 is 343201022101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101220102343 - 2⁵ = 101220102311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101220102343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101220102043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50610051171 + 50610051172.

It is an arithmetic number, because the mean of its divisors is an integer number (50610051172).

Almost surely, 2^101220102343 is an apocalyptic number.

101220102343 is a deficient number, since it is larger than the sum of its proper divisors (1).

101220102343 is an equidigital number, since it uses as much as digits as its factorization.

101220102343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 101220102343 its reverse (343201022101), we get a palindrome (444421124444).

The spelling of 101220102343 in words is "one hundred one billion, two hundred twenty million, one hundred two thousand, three hundred forty-three".