31120441502050 has 12 divisors (see below), whose sum is σ = 57884021193906. Its totient is φ = 12448176600800.

The previous prime is 31120441501957. The next prime is 31120441502057. The reversal of 31120441502050 is 5020514402113.

It can be written as a sum of positive squares in 3 ways, for example, as 19099111284009 + 12021330218041 = 4370253^2 + 3467179^2 .

It is not an unprimeable number, because it can be changed into a prime (31120441502057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 311204414971 + ... + 311204415070.

Almost surely, 2^{31120441502050} is an apocalyptic number.

31120441502050 is a deficient number, since it is larger than the sum of its proper divisors (26763579691856).

31120441502050 is a wasteful number, since it uses less digits than its factorization.

31120441502050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622408830053 (or 622408830048 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 31120441502050 its reverse (5020514402113), we get a palindrome (36140955904163).

The spelling of 31120441502050 in words is "thirty-one trillion, one hundred twenty billion, four hundred forty-one million, five hundred two thousand, fifty".