200091001031 has 2 divisors, whose sum is σ = 200091001032. Its totient is φ = 200091001030.

The previous prime is 200091000973. The next prime is 200091001037. The reversal of 200091001031 is 130100190002.

It is a happy number.

200091001031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200091001031 - 2¹⁴ = 200090984647 is a prime.

It is a super-2 number, since 2×200091001031² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200091001037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100045500515 + 100045500516.

It is an arithmetic number, because the mean of its divisors is an integer number (100045500516).

Almost surely, 2^200091001031 is an apocalyptic number.

200091001031 is a deficient number, since it is larger than the sum of its proper divisors (1).

200091001031 is an equidigital number, since it uses as much as digits as its factorization.

200091001031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 200091001031 its reverse (130100190002), we get a palindrome (330191191033).

The spelling of 200091001031 in words is "two hundred billion, ninety-one million, one thousand, thirty-one".