203011131139 has 2 divisors, whose sum is σ = 203011131140. Its totient is φ = 203011131138.

The previous prime is 203011131107. The next prime is 203011131209. The reversal of 203011131139 is 931131110302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 203011131139 - 2⁵ = 203011131107 is a prime.

It is not a weakly prime, because it can be changed into another prime (203011137139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101505565569 + 101505565570.

It is an arithmetic number, because the mean of its divisors is an integer number (101505565570).

Almost surely, 2^203011131139 is an apocalyptic number.

203011131139 is a deficient number, since it is larger than the sum of its proper divisors (1).

203011131139 is an equidigital number, since it uses as much as digits as its factorization.

203011131139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 25.

The spelling of 203011131139 in words is "two hundred three billion, eleven million, one hundred thirty-one thousand, one hundred thirty-nine".