10400020221342 has 32 divisors (see below), whose sum is σ = 21242828275200. Its totient is φ = 3392877058688.

The previous prime is 10400020221287. The next prime is 10400020221413. The reversal of 10400020221342 is 24312202000401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38595334 + ... + 38863862.

It is an arithmetic number, because the mean of its divisors is an integer number (663838383600).

Almost surely, 2^{10400020221342} is an apocalyptic number.

10400020221342 is an abundant number, since it is smaller than the sum of its proper divisors (10842808053858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10400020221342 is a wasteful number, since it uses less digits than its factorization.

10400020221342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405920.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 10400020221342 its reverse (24312202000401), we get a palindrome (34712222221743).

The spelling of 10400020221342 in words is "ten trillion, four hundred billion, twenty million, two hundred twenty-one thousand, three hundred forty-two".