31120032127 has 2 divisors, whose sum is σ = 31120032128. Its totient is φ = 31120032126.

The previous prime is 31120032071. The next prime is 31120032131. The reversal of 31120032127 is 72123002113.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31120032127 - 2¹¹ = 31120030079 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 31120032098 and 31120032107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31120032137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15560016063 + 15560016064.

It is an arithmetic number, because the mean of its divisors is an integer number (15560016064).

Almost surely, 2^31120032127 is an apocalyptic number.

31120032127 is a deficient number, since it is larger than the sum of its proper divisors (1).

31120032127 is an equidigital number, since it uses as much as digits as its factorization.

31120032127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 22.

The spelling of 31120032127 in words is "thirty-one billion, one hundred twenty million, thirty-two thousand, one hundred twenty-seven".