91043136222022 has 8 divisors (see below), whose sum is σ = 136571002636536. Its totient is φ = 45519468676512.

The previous prime is 91043136222013. The next prime is 91043136222043. The reversal of 91043136222022 is 22022263134019.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1049663043 + ... + 1049749774.

It is an arithmetic number, because the mean of its divisors is an integer number (17071375329567).

Almost surely, 2^{91043136222022} is an apocalyptic number.

91043136222022 is a deficient number, since it is larger than the sum of its proper divisors (45527866414514).

91043136222022 is a wasteful number, since it uses less digits than its factorization.

91043136222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2099434502.

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 91043136222022 in words is "ninety-one trillion, forty-three billion, one hundred thirty-six million, two hundred twenty-two thousand, twenty-two".