101410168421 has 2 divisors, whose sum is σ = 101410168422. Its totient is φ = 101410168420.

The previous prime is 101410168417. The next prime is 101410168427. The reversal of 101410168421 is 124861014101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99847152196 + 1563016225 = 315986^2 + 39535^2 .

It is a cyclic number.

It is not a de Polignac number, because 101410168421 - 2² = 101410168417 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101410168427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50705084210 + 50705084211.

It is an arithmetic number, because the mean of its divisors is an integer number (50705084211).

Almost surely, 2^101410168421 is an apocalyptic number.

It is an amenable number.

101410168421 is a deficient number, since it is larger than the sum of its proper divisors (1).

101410168421 is an equidigital number, since it uses as much as digits as its factorization.

101410168421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 29.

The spelling of 101410168421 in words is "one hundred one billion, four hundred ten million, one hundred sixty-eight thousand, four hundred twenty-one".