20133284827 has 2 divisors, whose sum is σ = 20133284828. Its totient is φ = 20133284826.

The previous prime is 20133284791. The next prime is 20133284839. The reversal of 20133284827 is 72848233102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20133284827 - 2³¹ = 17985801179 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20133284827.

It is not a weakly prime, because it can be changed into another prime (20133284867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066642413 + 10066642414.

It is an arithmetic number, because the mean of its divisors is an integer number (10066642414).

Almost surely, 2^20133284827 is an apocalyptic number.

20133284827 is a deficient number, since it is larger than the sum of its proper divisors (1).

20133284827 is an equidigital number, since it uses as much as digits as its factorization.

20133284827 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129024, while the sum is 40.

The spelling of 20133284827 in words is "twenty billion, one hundred thirty-three million, two hundred eighty-four thousand, eight hundred twenty-seven".