200191929107 has 2 divisors, whose sum is σ = 200191929108. Its totient is φ = 200191929106.

The previous prime is 200191929097. The next prime is 200191929131. The reversal of 200191929107 is 701929191002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200191929107 - 2³² = 195896961811 is a prime.

It is a super-2 number, since 2×200191929107² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (200191929167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100095964553 + 100095964554.

It is an arithmetic number, because the mean of its divisors is an integer number (100095964554).

Almost surely, 2^200191929107 is an apocalyptic number.

200191929107 is a deficient number, since it is larger than the sum of its proper divisors (1).

200191929107 is an equidigital number, since it uses as much as digits as its factorization.

200191929107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 41.

The spelling of 200191929107 in words is "two hundred billion, one hundred ninety-one million, nine hundred twenty-nine thousand, one hundred seven".