101340221401 has 2 divisors, whose sum is σ = 101340221402. Its totient is φ = 101340221400.

The previous prime is 101340221377. The next prime is 101340221407. The reversal of 101340221401 is 104122043101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100780851600 + 559369801 = 317460^2 + 23651^2 .

It is a cyclic number.

It is not a de Polignac number, because 101340221401 - 2⁷ = 101340221273 is a prime.

It is not a weakly prime, because it can be changed into another prime (101340221407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50670110700 + 50670110701.

It is an arithmetic number, because the mean of its divisors is an integer number (50670110701).

Almost surely, 2^101340221401 is an apocalyptic number.

It is an amenable number.

101340221401 is a deficient number, since it is larger than the sum of its proper divisors (1).

101340221401 is an equidigital number, since it uses as much as digits as its factorization.

101340221401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 101340221401 its reverse (104122043101), we get a palindrome (205462264502).

The spelling of 101340221401 in words is "one hundred one billion, three hundred forty million, two hundred twenty-one thousand, four hundred one".