121444000222 has 8 divisors (see below), whose sum is σ = 182687967000. Its totient is φ = 60548011224.

The previous prime is 121444000219. The next prime is 121444000241. The reversal of 121444000222 is 222000444121.

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

It is a super-2 number, since 2×121444000222² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121444000193 and 121444000202.

It is a congruent number.

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, 86993572 + ... + 86994967.

It is an arithmetic number, because the mean of its divisors is an integer number (22835995875).

Almost surely, 2^121444000222 is an apocalyptic number.

121444000222 is a deficient number, since it is larger than the sum of its proper divisors (61243966778).

121444000222 is a wasteful number, since it uses less digits than its factorization.

121444000222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173988890.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 121444000222 its reverse (222000444121), we get a palindrome (343444444343).

The spelling of 121444000222 in words is "one hundred twenty-one billion, four hundred forty-four million, two hundred twenty-two", and thus it is an aban number.