101421234343401 has 48 divisors (see below), whose sum is σ = 157852352329920. Its totient is φ = 57754009272960.

The previous prime is 101421234343393. The next prime is 101421234343441. The reversal of 101421234343401 is 104343432124101.

It is a happy number.

It is not a de Polignac number, because 101421234343401 - 2³ = 101421234343393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101421234343441) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 108379815 + ... + 109311603.

It is an arithmetic number, because the mean of its divisors is an integer number (3288590673540).

Almost surely, 2^{101421234343401} is an apocalyptic number.

It is an amenable number.

101421234343401 is a deficient number, since it is larger than the sum of its proper divisors (56431117986519).

101421234343401 is a wasteful number, since it uses less digits than its factorization.

101421234343401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934374 (or 934367 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 101421234343401 its reverse (104343432124101), we get a palindrome (205764666467502).

The spelling of 101421234343401 in words is "one hundred one trillion, four hundred twenty-one billion, two hundred thirty-four million, three hundred forty-three thousand, four hundred one".