121443555122 has 8 divisors (see below), whose sum is σ = 182184182400. Its totient is φ = 60715494324.

The previous prime is 121443555049. The next prime is 121443555131. The reversal of 121443555122 is 221555344121.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3117422 + ... + 3156137.

It is an arithmetic number, because the mean of its divisors is an integer number (22773022800).

Almost surely, 2^121443555122 is an apocalyptic number.

121443555122 is a deficient number, since it is larger than the sum of its proper divisors (60740627278).

121443555122 is an equidigital number, since it uses as much as digits as its factorization.

121443555122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6283240.

The product of its digits is 48000, while the sum is 35.

Adding to 121443555122 its reverse (221555344121), we get a palindrome (342998899243).

The spelling of 121443555122 in words is "one hundred twenty-one billion, four hundred forty-three million, five hundred fifty-five thousand, one hundred twenty-two".