421226127124 has 12 divisors (see below), whose sum is σ = 804158970048. Its totient is φ = 191466421400.

The previous prime is 421226127083. The next prime is 421226127209. The reversal of 421226127124 is 421721622124.

It is a super-2 number, since 2×421226127124² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 421226127124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4786660492 + ... + 4786660579.

It is an arithmetic number, because the mean of its divisors is an integer number (67013247504).

Almost surely, 2^421226127124 is an apocalyptic number.

421226127124 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

421226127124 is a deficient number, since it is larger than the sum of its proper divisors (382932842924).

421226127124 is a wasteful number, since it uses less digits than its factorization.

421226127124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9573321086 (or 9573321084 counting only the distinct ones).

The product of its digits is 21504, while the sum is 34.

Adding to 421226127124 its reverse (421721622124), we get a palindrome (842947749248).

The spelling of 421226127124 in words is "four hundred twenty-one billion, two hundred twenty-six million, one hundred twenty-seven thousand, one hundred twenty-four".