244312312100121 has 24 divisors (see below), whose sum is σ = 361271097323136. Its totient is φ = 159012781371360.

The previous prime is 244312312100113. The next prime is 244312312100123. The reversal of 244312312100121 is 121001213213442.

244312312100121 is a `hidden beast` number, since 2 + 4 + 4 + 312 + 312 + 10 + 0 + 1 + 21 = 666.

It is not a de Polignac number, because 244312312100121 - 2³ = 244312312100113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (244312312100123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 146602065 + ... + 148259198.

It is an arithmetic number, because the mean of its divisors is an integer number (15052962388464).

Almost surely, 2^{244312312100121} is an apocalyptic number.

It is an amenable number.

244312312100121 is a deficient number, since it is larger than the sum of its proper divisors (116958785223015).

244312312100121 is a wasteful number, since it uses less digits than its factorization.

244312312100121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294863453 (or 294863450 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 244312312100121 its reverse (121001213213442), we get a palindrome (365313525313563).

The spelling of 244312312100121 in words is "two hundred forty-four trillion, three hundred twelve billion, three hundred twelve million, one hundred thousand, one hundred twenty-one".