929201020091 has 4 divisors (see below), whose sum is σ = 940963058400. Its totient is φ = 917438981784.

The previous prime is 929201020067. The next prime is 929201020133. The reversal of 929201020091 is 190020102929.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 929201020091 - 2²⁶ = 929133911227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (929201620091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5881019036 + ... + 5881019193.

It is an arithmetic number, because the mean of its divisors is an integer number (235240764600).

Almost surely, 2^929201020091 is an apocalyptic number.

929201020091 is a deficient number, since it is larger than the sum of its proper divisors (11762038309).

929201020091 is a wasteful number, since it uses less digits than its factorization.

929201020091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11762038308.

The product of its (nonzero) digits is 5832, while the sum is 35.

The spelling of 929201020091 in words is "nine hundred twenty-nine billion, two hundred one million, twenty thousand, ninety-one".