1101022120091 has 8 divisors (see below), whose sum is σ = 1132264952784. Its totient is φ = 1069988270080.

The previous prime is 1101022120067. The next prime is 1101022120123. The reversal of 1101022120091 is 1900212201011.

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

It is a de Polignac number, because none of the positive numbers 2^k-1101022120091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101022120031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52234985 + ... + 52256058.

It is an arithmetic number, because the mean of its divisors is an integer number (141533119098).

Almost surely, 2^{1101022120091} is an apocalyptic number.

1101022120091 is a deficient number, since it is larger than the sum of its proper divisors (31242832693).

1101022120091 is a wasteful number, since it uses less digits than its factorization.

1101022120091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104491341.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 1101022120091 in words is "one trillion, one hundred one billion, twenty-two million, one hundred twenty thousand, ninety-one".