421145124412 has 6 divisors (see below), whose sum is σ = 737003967728. Its totient is φ = 210572562204.

The previous prime is 421145124403. The next prime is 421145124443. The reversal of 421145124412 is 214421541124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52643140548 + ... + 52643140555.

Almost surely, 2^421145124412 is an apocalyptic number.

It is an amenable number.

421145124412 is a deficient number, since it is larger than the sum of its proper divisors (315858843316).

421145124412 is a wasteful number, since it uses less digits than its factorization.

421145124412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105286281107 (or 105286281105 counting only the distinct ones).

The product of its digits is 10240, while the sum is 31.

Adding to 421145124412 its reverse (214421541124), we get a palindrome (635566665536).

The spelling of 421145124412 in words is "four hundred twenty-one billion, one hundred forty-five million, one hundred twenty-four thousand, four hundred twelve".