20191129701 has 4 divisors (see below), whose sum is σ = 26921506272. Its totient is φ = 13460753132.

The previous prime is 20191129681. The next prime is 20191129727. The reversal of 20191129701 is 10792119102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20191129701 - 2⁷ = 20191129573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20191129201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3365188281 + ... + 3365188286.

It is an arithmetic number, because the mean of its divisors is an integer number (6730376568).

Almost surely, 2^20191129701 is an apocalyptic number.

It is an amenable number.

20191129701 is a deficient number, since it is larger than the sum of its proper divisors (6730376571).

20191129701 is an equidigital number, since it uses as much as digits as its factorization.

20191129701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6730376570.

The product of its (nonzero) digits is 2268, while the sum is 33.

The spelling of 20191129701 in words is "twenty billion, one hundred ninety-one million, one hundred twenty-nine thousand, seven hundred one".