221132231122 has 8 divisors (see below), whose sum is σ = 361852741872. Its totient is φ = 100514650500.

The previous prime is 221132231107. The next prime is 221132231141.

221132231122 is nontrivially palindromic in base 10.

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 10051465051 = 221132231122 / (2 + 2 + 1 + 1 + 3 + 2 + 2 + 3 + 1 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 221132231093 and 221132231102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5025732504 + ... + 5025732547.

It is an arithmetic number, because the mean of its divisors is an integer number (45231592734).

Almost surely, 2^221132231122 is an apocalyptic number.

221132231122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221132231122 is a deficient number, since it is larger than the sum of its proper divisors (140720510750).

221132231122 is a wasteful number, since it uses less digits than its factorization.

221132231122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10051465064.

The product of its digits is 576, while the sum is 22.

It can be divided in two parts, 221132 and 231122, that added together give a palindrome (452254).

The spelling of 221132231122 in words is "two hundred twenty-one billion, one hundred thirty-two million, two hundred thirty-one thousand, one hundred twenty-two".