421211023004042 has 16 divisors (see below), whose sum is σ = 640472347800960. Its totient is φ = 207720247541472.

The previous prime is 421211023004011. The next prime is 421211023004077. The reversal of 421211023004042 is 240400320112124.

It is a super-3 number, since 3×421211023004042³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 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, 179512133 + ... + 181843415.

It is an arithmetic number, because the mean of its divisors is an integer number (40029521737560).

Almost surely, 2^{421211023004042} is an apocalyptic number.

421211023004042 is a deficient number, since it is larger than the sum of its proper divisors (219261324796918).

421211023004042 is a wasteful number, since it uses less digits than its factorization.

421211023004042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3568877.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 421211023004042 its reverse (240400320112124), we get a palindrome (661611343116166).

The spelling of 421211023004042 in words is "four hundred twenty-one trillion, two hundred eleven billion, twenty-three million, four thousand, forty-two".