31031424332 has 6 divisors (see below), whose sum is σ = 54304992588. Its totient is φ = 15515712164.

The previous prime is 31031424313. The next prime is 31031424343. The reversal of 31031424332 is 23342413013.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3878928038 + ... + 3878928045.

It is an arithmetic number, because the mean of its divisors is an integer number (9050832098).

Almost surely, 2^31031424332 is an apocalyptic number.

It is an amenable number.

31031424332 is a deficient number, since it is larger than the sum of its proper divisors (23273568256).

31031424332 is a wasteful number, since it uses less digits than its factorization.

31031424332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7757856087 (or 7757856085 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 31031424332 its reverse (23342413013), we get a palindrome (54373837345).

The spelling of 31031424332 in words is "thirty-one billion, thirty-one million, four hundred twenty-four thousand, three hundred thirty-two".