422144121245 has 32 divisors (see below), whose sum is σ = 631637360640. Its totient is φ = 263127320640.

The previous prime is 422144121241. The next prime is 422144121247. The reversal of 422144121245 is 542121441224.

It is not a de Polignac number, because 422144121245 - 2² = 422144121241 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422144121241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4013294 + ... + 4117136.

It is an arithmetic number, because the mean of its divisors is an integer number (19738667520).

Almost surely, 2^422144121245 is an apocalyptic number.

It is an amenable number.

422144121245 is a deficient number, since it is larger than the sum of its proper divisors (209493239395).

422144121245 is a wasteful number, since it uses less digits than its factorization.

422144121245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114425.

The product of its digits is 20480, while the sum is 32.

Adding to 422144121245 its reverse (542121441224), we get a palindrome (964265562469).

The spelling of 422144121245 in words is "four hundred twenty-two billion, one hundred forty-four million, one hundred twenty-one thousand, two hundred forty-five".