1011020032159 has 2 divisors, whose sum is σ = 1011020032160. Its totient is φ = 1011020032158.

The previous prime is 1011020032097. The next prime is 1011020032213. The reversal of 1011020032159 is 9512300201101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1011020032159 - 2¹⁹ = 1011019507871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011024032159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505510016079 + 505510016080.

It is an arithmetic number, because the mean of its divisors is an integer number (505510016080).

Almost surely, 2^{1011020032159} is an apocalyptic number.

1011020032159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011020032159 is an equidigital number, since it uses as much as digits as its factorization.

1011020032159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 25.

The spelling of 1011020032159 in words is "one trillion, eleven billion, twenty million, thirty-two thousand, one hundred fifty-nine".