423400103242 has 32 divisors (see below), whose sum is σ = 689122242432. Its totient is φ = 194367596544.

The previous prime is 423400103227. The next prime is 423400103279. The reversal of 423400103242 is 242301004324.

It is a happy number.

It is a super-3 number, since 3×423400103242³ (a number of 36 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 667623 + ... + 1136890.

It is an arithmetic number, because the mean of its divisors is an integer number (21535070076).

Almost surely, 2^423400103242 is an apocalyptic number.

423400103242 is a deficient number, since it is larger than the sum of its proper divisors (265722139190).

423400103242 is a wasteful number, since it uses less digits than its factorization.

423400103242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1804702.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 423400103242 its reverse (242301004324), we get a palindrome (665701107566).

The spelling of 423400103242 in words is "four hundred twenty-three billion, four hundred million, one hundred three thousand, two hundred forty-two".