91121112062 has 8 divisors (see below), whose sum is σ = 136684308600. Its totient is φ = 45559675864.

The previous prime is 91121112059. The next prime is 91121112067. The reversal of 91121112062 is 26021112119.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91121112067) 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, 302012 + ... + 522927.

It is an arithmetic number, because the mean of its divisors is an integer number (17085538575).

Almost surely, 2^91121112062 is an apocalyptic number.

91121112062 is a deficient number, since it is larger than the sum of its proper divisors (45563196538).

91121112062 is a wasteful number, since it uses less digits than its factorization.

91121112062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880170.

The product of its (nonzero) digits is 432, while the sum is 26.

The spelling of 91121112062 in words is "ninety-one billion, one hundred twenty-one million, one hundred twelve thousand, sixty-two".