10405231422 has 32 divisors (see below), whose sum is σ = 21247688448. Its totient is φ = 3396279936.

The previous prime is 10405231391. The next prime is 10405231471. The reversal of 10405231422 is 22413250401.

It is a super-2 number, since 2×10405231422² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10405231392 and 10405231401.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 36178 + ... + 148725.

It is an arithmetic number, because the mean of its divisors is an integer number (663990264).

Almost surely, 2^10405231422 is an apocalyptic number.

10405231422 is an abundant number, since it is smaller than the sum of its proper divisors (10842457026).

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

10405231422 is a wasteful number, since it uses less digits than its factorization.

10405231422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185104.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 10405231422 its reverse (22413250401), we get a palindrome (32818481823).

The spelling of 10405231422 in words is "ten billion, four hundred five million, two hundred thirty-one thousand, four hundred twenty-two".