21414241404412 has 24 divisors (see below), whose sum is σ = 37485420650496. Its totient is φ = 10704121544688.

The previous prime is 21414241404379. The next prime is 21414241404419. The reversal of 21414241404412 is 21440414241412.

It is a super-2 number, since 2×21414241404412² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21414241404419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 377095773 + ... + 377152555.

It is an arithmetic number, because the mean of its divisors is an integer number (1561892527104).

Almost surely, 2^{21414241404412} is an apocalyptic number.

It is an amenable number.

21414241404412 is a deficient number, since it is larger than the sum of its proper divisors (16071179246084).

21414241404412 is a wasteful number, since it uses less digits than its factorization.

21414241404412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81537 (or 81535 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 34.

Adding to 21414241404412 its reverse (21440414241412), we get a palindrome (42854655645824).

The spelling of 21414241404412 in words is "twenty-one trillion, four hundred fourteen billion, two hundred forty-one million, four hundred four thousand, four hundred twelve".