101340221377 has 2 divisors, whose sum is σ = 101340221378. Its totient is φ = 101340221376.

The previous prime is 101340221371. The next prime is 101340221401. The reversal of 101340221377 is 773122043101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99629240881 + 1710980496 = 315641^2 + 41364^2 .

It is an emirp because it is prime and its reverse (773122043101) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101340221377 is a prime.

It is a super-2 number, since 2×101340221377² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (101340221371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50670110688 + 50670110689.

It is an arithmetic number, because the mean of its divisors is an integer number (50670110689).

Almost surely, 2^101340221377 is an apocalyptic number.

It is an amenable number.

101340221377 is a deficient number, since it is larger than the sum of its proper divisors (1).

101340221377 is an equidigital number, since it uses as much as digits as its factorization.

101340221377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 31.

Adding to 101340221377 its reverse (773122043101), we get a palindrome (874462264478).

The spelling of 101340221377 in words is "one hundred one billion, three hundred forty million, two hundred twenty-one thousand, three hundred seventy-seven".