112121211011 has 8 divisors (see below), whose sum is σ = 118073978880. Its totient is φ = 106173608328.

The previous prime is 112121210959. The next prime is 112121211113. The reversal of 112121211011 is 110112121211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112121211011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112121211311) 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, 1246691 + ... + 1333596.

It is an arithmetic number, because the mean of its divisors is an integer number (14759247360).

Almost surely, 2^112121211011 is an apocalyptic number.

112121211011 is a deficient number, since it is larger than the sum of its proper divisors (5952767869).

112121211011 is a wasteful number, since it uses less digits than its factorization.

112121211011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2582593.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 112121211011 its reverse (110112121211), we get a palindrome (222233332222).

The spelling of 112121211011 in words is "one hundred twelve billion, one hundred twenty-one million, two hundred eleven thousand, eleven".