31043021222422 has 32 divisors (see below), whose sum is σ = 51141449066400. Its totient is φ = 14015284961280.

The previous prime is 31043021222383. The next prime is 31043021222443. The reversal of 31043021222422 is 22422212034013.

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, 5892733 + ... + 9839224.

It is an arithmetic number, because the mean of its divisors is an integer number (1598170283325).

Almost surely, 2^{31043021222422} is an apocalyptic number.

31043021222422 is a deficient number, since it is larger than the sum of its proper divisors (20098427843978).

31043021222422 is a wasteful number, since it uses less digits than its factorization.

31043021222422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15732576.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 31043021222422 its reverse (22422212034013), we get a palindrome (53465233256435).

The spelling of 31043021222422 in words is "thirty-one trillion, forty-three billion, twenty-one million, two hundred twenty-two thousand, four hundred twenty-two".