31055532226 has 4 divisors (see below), whose sum is σ = 46583298342. Its totient is φ = 15527766112.

The previous prime is 31055532203. The next prime is 31055532241. The reversal of 31055532226 is 62223555013.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 29326220001 + 1729312225 = 171249^2 + 41585^2 .

It is a junction number, because it is equal to n+sod(n) for n = 31055532191 and 31055532200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7763883055 + ... + 7763883058.

Almost surely, 2^31055532226 is an apocalyptic number.

31055532226 is a deficient number, since it is larger than the sum of its proper divisors (15527766116).

31055532226 is a wasteful number, since it uses less digits than its factorization.

31055532226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15527766115.

The product of its (nonzero) digits is 54000, while the sum is 34.

The spelling of 31055532226 in words is "thirty-one billion, fifty-five million, five hundred thirty-two thousand, two hundred twenty-six".