101314143421 has 2 divisors, whose sum is σ = 101314143422. Its totient is φ = 101314143420.

The previous prime is 101314143419. The next prime is 101314143439. The reversal of 101314143421 is 124341413101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87533731321 + 13780412100 = 295861^2 + 117390^2 .

It is a cyclic number.

It is not a de Polignac number, because 101314143421 - 2¹ = 101314143419 is a prime.

It is a super-4 number, since 4×101314143421⁴ (a number of 45 digits) contains 4444 as substring.

Together with 101314143419, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101314143461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50657071710 + 50657071711.

It is an arithmetic number, because the mean of its divisors is an integer number (50657071711).

Almost surely, 2^101314143421 is an apocalyptic number.

It is an amenable number.

101314143421 is a deficient number, since it is larger than the sum of its proper divisors (1).

101314143421 is an equidigital number, since it uses as much as digits as its factorization.

101314143421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 101314143421 its reverse (124341413101), we get a palindrome (225655556522).

The spelling of 101314143421 in words is "one hundred one billion, three hundred fourteen million, one hundred forty-three thousand, four hundred twenty-one".