1222303020145 has 16 divisors (see below), whose sum is σ = 1538712702720. Its totient is φ = 930826187200.

The previous prime is 1222303020137. The next prime is 1222303020149. The reversal of 1222303020145 is 5410203032221.

It is not a de Polignac number, because 1222303020145 - 2³ = 1222303020137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1222303020149) 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, 59353621 + ... + 59374210.

It is an arithmetic number, because the mean of its divisors is an integer number (96169543920).

Almost surely, 2^{1222303020145} is an apocalyptic number.

It is an amenable number.

1222303020145 is a deficient number, since it is larger than the sum of its proper divisors (316409682575).

1222303020145 is a wasteful number, since it uses less digits than its factorization.

1222303020145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118727936.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 1222303020145 its reverse (5410203032221), we get a palindrome (6632506052366).

The spelling of 1222303020145 in words is "one trillion, two hundred twenty-two billion, three hundred three million, twenty thousand, one hundred forty-five".