221432234122 has 8 divisors (see below), whose sum is σ = 362343655872. Its totient is φ = 100651015500.

The previous prime is 221432234099. The next prime is 221432234161.

221432234122 is nontrivially palindromic in base 10.

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

It is a super-2 number, since 2×221432234122² (a number of 23 digits) contains 22 as substring.

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, 5032550754 + ... + 5032550797.

It is an arithmetic number, because the mean of its divisors is an integer number (45292956984).

Almost surely, 2^221432234122 is an apocalyptic number.

221432234122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221432234122 is a deficient number, since it is larger than the sum of its proper divisors (140911421750).

221432234122 is a wasteful number, since it uses less digits than its factorization.

221432234122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10065101564.

The product of its digits is 9216, while the sum is 28.

It can be divided in two parts, 221432 and 234122, that added together give a palindrome (455554).

The spelling of 221432234122 in words is "two hundred twenty-one billion, four hundred thirty-two million, two hundred thirty-four thousand, one hundred twenty-two".