33123120047 has 2 divisors, whose sum is σ = 33123120048. Its totient is φ = 33123120046.

The previous prime is 33123119989. The next prime is 33123120067. The reversal of 33123120047 is 74002132133.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 33123120047 - 2¹² = 33123115951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 33123119998 and 33123120025.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33123120067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16561560023 + 16561560024.

It is an arithmetic number, because the mean of its divisors is an integer number (16561560024).

Almost surely, 2^33123120047 is an apocalyptic number.

33123120047 is a deficient number, since it is larger than the sum of its proper divisors (1).

33123120047 is an equidigital number, since it uses as much as digits as its factorization.

33123120047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 26.

The spelling of 33123120047 in words is "thirty-three billion, one hundred twenty-three million, one hundred twenty thousand, forty-seven".