244121550011 has 4 divisors (see below), whose sum is σ = 244123546800. Its totient is φ = 244119553224.

The previous prime is 244121549981. The next prime is 244121550017. The reversal of 244121550011 is 110055121442.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 244121550011 - 2¹⁸ = 244121287867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (244121550017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 802151 + ... + 1063808.

It is an arithmetic number, because the mean of its divisors is an integer number (61030886700).

Almost surely, 2^244121550011 is an apocalyptic number.

244121550011 is a deficient number, since it is larger than the sum of its proper divisors (1996789).

244121550011 is a wasteful number, since it uses less digits than its factorization.

244121550011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1996788.

The product of its (nonzero) digits is 1600, while the sum is 26.

Adding to 244121550011 its reverse (110055121442), we get a palindrome (354176671453).

The spelling of 244121550011 in words is "two hundred forty-four billion, one hundred twenty-one million, five hundred fifty thousand, eleven".