101421020142311 has 2 divisors, whose sum is σ = 101421020142312. Its totient is φ = 101421020142310.

The previous prime is 101421020142283. The next prime is 101421020142341. The reversal of 101421020142311 is 113241020124101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101421020142311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101421020142341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50710510071155 + 50710510071156.

It is an arithmetic number, because the mean of its divisors is an integer number (50710510071156).

Almost surely, 2^{101421020142311} is an apocalyptic number.

101421020142311 is a deficient number, since it is larger than the sum of its proper divisors (1).

101421020142311 is an equidigital number, since it uses as much as digits as its factorization.

101421020142311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 101421020142311 its reverse (113241020124101), we get a palindrome (214662040266412).

The spelling of 101421020142311 in words is "one hundred one trillion, four hundred twenty-one billion, twenty million, one hundred forty-two thousand, three hundred eleven".