44102212321121 has 2 divisors, whose sum is σ = 44102212321122. Its totient is φ = 44102212321120.

The previous prime is 44102212321117. The next prime is 44102212321147. The reversal of 44102212321121 is 12112321220144.

44102212321121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (44102212321147) can be obtained adding 44102212321121 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42849068646400 + 1253143674721 = 6545920^2 + 1119439^2 .

It is a cyclic number.

It is not a de Polignac number, because 44102212321121 - 2² = 44102212321117 is a prime.

It is not a weakly prime, because it can be changed into another prime (44102212321021) 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 as a sum of consecutive naturals, namely, 22051106160560 + 22051106160561.

It is an arithmetic number, because the mean of its divisors is an integer number (22051106160561).

Almost surely, 2^{44102212321121} is an apocalyptic number.

It is an amenable number.

44102212321121 is a deficient number, since it is larger than the sum of its proper divisors (1).

44102212321121 is an equidigital number, since it uses as much as digits as its factorization.

44102212321121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 44102212321121 its reverse (12112321220144), we get a palindrome (56214533541265).

The spelling of 44102212321121 in words is "forty-four trillion, one hundred two billion, two hundred twelve million, three hundred twenty-one thousand, one hundred twenty-one".