1122248638205 has 16 divisors (see below), whose sum is σ = 1379706096384. Its totient is φ = 875798881920.

The previous prime is 1122248638201. The next prime is 1122248638211. The reversal of 1122248638205 is 5028368422211.

It is not a de Polignac number, because 1122248638205 - 2² = 1122248638201 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122248638201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1459952 + ... + 2091878.

It is an arithmetic number, because the mean of its divisors is an integer number (86231631024).

Almost surely, 2^{1122248638205} is an apocalyptic number.

It is an amenable number.

1122248638205 is a deficient number, since it is larger than the sum of its proper divisors (257457458179).

1122248638205 is an equidigital number, since it uses as much as digits as its factorization.

1122248638205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640636.

The product of its (nonzero) digits is 368640, while the sum is 44.

The spelling of 1122248638205 in words is "one trillion, one hundred twenty-two billion, two hundred forty-eight million, six hundred thirty-eight thousand, two hundred five".