421212132334412 has 48 divisors (see below), whose sum is σ = 783831903778560. Its totient is φ = 197488184730048.

The previous prime is 421212132334391. The next prime is 421212132334421. The reversal of 421212132334412 is 214433231212124.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2966063 + ... + 29175705.

It is an arithmetic number, because the mean of its divisors is an integer number (16329831328720).

Almost surely, 2^{421212132334412} is an apocalyptic number.

It is an amenable number.

421212132334412 is a deficient number, since it is larger than the sum of its proper divisors (362619771444148).

421212132334412 is a wasteful number, since it uses less digits than its factorization.

421212132334412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26211822 (or 26211820 counting only the distinct ones).

The product of its digits is 55296, while the sum is 35.

Adding to 421212132334412 its reverse (214433231212124), we get a palindrome (635645363546536).

The spelling of 421212132334412 in words is "four hundred twenty-one trillion, two hundred twelve billion, one hundred thirty-two million, three hundred thirty-four thousand, four hundred twelve".