221112011434001 has 16 divisors (see below), whose sum is σ = 222098853674880. Its totient is φ = 220127026550400.

The previous prime is 221112011433991. The next prime is 221112011434003. The reversal of 221112011434001 is 100434110211122.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221112011434001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221112011434003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7120914926 + ... + 7120945976.

It is an arithmetic number, because the mean of its divisors is an integer number (13881178354680).

Almost surely, 2^{221112011434001} is an apocalyptic number.

It is an amenable number.

221112011434001 is a deficient number, since it is larger than the sum of its proper divisors (986842240879).

221112011434001 is a wasteful number, since it uses less digits than its factorization.

221112011434001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59944.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 221112011434001 its reverse (100434110211122), we get a palindrome (321546121645123).

The spelling of 221112011434001 in words is "two hundred twenty-one trillion, one hundred twelve billion, eleven million, four hundred thirty-four thousand, one".