91120203032 has 16 divisors (see below), whose sum is σ = 170853743760. Its totient is φ = 45559204704.

The previous prime is 91120203023. The next prime is 91120203047. The reversal of 91120203032 is 23030202119.

It is a junction number, because it is equal to n+sod(n) for n = 91120202989 and 91120203007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 549173 + ... + 695579.

It is an arithmetic number, because the mean of its divisors is an integer number (10678358985).

Almost surely, 2^91120203032 is an apocalyptic number.

It is an amenable number.

91120203032 is a deficient number, since it is larger than the sum of its proper divisors (79733540728).

91120203032 is a wasteful number, since it uses less digits than its factorization.

91120203032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224210 (or 224206 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

The spelling of 91120203032 in words is "ninety-one billion, one hundred twenty million, two hundred three thousand, thirty-two".