10400020221343 has 16 divisors (see below), whose sum is σ = 10468113084000. Its totient is φ = 10332091994112.

The previous prime is 10400020221287. The next prime is 10400020221413. The reversal of 10400020221343 is 34312202000401.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10400020221343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10400020251343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 464918863 + ... + 464941231.

It is an arithmetic number, because the mean of its divisors is an integer number (654257067750).

Almost surely, 2^{10400020221343} is an apocalyptic number.

10400020221343 is a deficient number, since it is larger than the sum of its proper divisors (68092862657).

10400020221343 is a wasteful number, since it uses less digits than its factorization.

10400020221343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25914.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 10400020221343 its reverse (34312202000401), we get a palindrome (44712222221744).

The spelling of 10400020221343 in words is "ten trillion, four hundred billion, twenty million, two hundred twenty-one thousand, three hundred forty-three".