1010112220091 has 8 divisors (see below), whose sum is σ = 1087822470000. Its totient is φ = 932403300192.

The previous prime is 1010112220087. The next prime is 1010112220093. The reversal of 1010112220091 is 1900222110101.

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

It is not a de Polignac number, because 1010112220091 - 2² = 1010112220087 is a prime.

It is a super-3 number, since 3×1010112220091³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1010112220093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1709285 + ... + 2223033.

It is an arithmetic number, because the mean of its divisors is an integer number (135977808750).

Almost surely, 2^{1010112220091} is an apocalyptic number.

1010112220091 is a deficient number, since it is larger than the sum of its proper divisors (77710249909).

1010112220091 is a wasteful number, since it uses less digits than its factorization.

1010112220091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665005.

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

Adding to 1010112220091 its reverse (1900222110101), we get a palindrome (2910334330192).

The spelling of 1010112220091 in words is "one trillion, ten billion, one hundred twelve million, two hundred twenty thousand, ninety-one".