221103114023471 has 4 divisors (see below), whose sum is σ = 221104476690072. Its totient is φ = 221101751356872.

The previous prime is 221103114023453. The next prime is 221103114023483. The reversal of 221103114023471 is 174320411301122.

221103114023471 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221103114023471 is a prime.

It is a super-3 number, since 3×221103114023471³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221103114023171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 681089885 + ... + 681414438.

It is an arithmetic number, because the mean of its divisors is an integer number (55276119172518).

Almost surely, 2^{221103114023471} is an apocalyptic number.

221103114023471 is a deficient number, since it is larger than the sum of its proper divisors (1362666601).

221103114023471 is a wasteful number, since it uses less digits than its factorization.

221103114023471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1362666600.

The product of its (nonzero) digits is 8064, while the sum is 32.

Adding to 221103114023471 its reverse (174320411301122), we get a palindrome (395423525324593).

The spelling of 221103114023471 in words is "two hundred twenty-one trillion, one hundred three billion, one hundred fourteen million, twenty-three thousand, four hundred seventy-one".