420123303112 has 32 divisors (see below), whose sum is σ = 808977004920. Its totient is φ = 204421916160.

The previous prime is 420123303073. The next prime is 420123303139. The reversal of 420123303112 is 211303321024.

It can be written as a sum of positive squares in 4 ways, for example, as 395447291716 + 24676011396 = 628846^2 + 157086^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1482963 + ... + 1743394.

Almost surely, 2^420123303112 is an apocalyptic number.

It is an amenable number.

420123303112 is a deficient number, since it is larger than the sum of its proper divisors (388853701808).

420123303112 is a wasteful number, since it uses less digits than its factorization.

420123303112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3226801 (or 3226797 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 420123303112 its reverse (211303321024), we get a palindrome (631426624136).

The spelling of 420123303112 in words is "four hundred twenty billion, one hundred twenty-three million, three hundred three thousand, one hundred twelve".