21410214122 has 16 divisors (see below), whose sum is σ = 35041203072. Its totient is φ = 9730163520.

The previous prime is 21410214041. The next prime is 21410214127. The reversal of 21410214122 is 22141201412.

It is a junction number, because it is equal to n+sod(n) for n = 21410214094 and 21410214103.

It is not an unprimeable number, because it can be changed into a prime (21410214127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41618 + ... + 211074.

It is an arithmetic number, because the mean of its divisors is an integer number (2190075192).

Almost surely, 2^21410214122 is an apocalyptic number.

21410214122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21410214122 is a deficient number, since it is larger than the sum of its proper divisors (13630988950).

21410214122 is a wasteful number, since it uses less digits than its factorization.

21410214122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175213.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 21410214122 its reverse (22141201412), we get a palindrome (43551415534).

It can be divided in two parts, 21410 and 214122, that added together give a palindrome (235532).

The spelling of 21410214122 in words is "twenty-one billion, four hundred ten million, two hundred fourteen thousand, one hundred twenty-two".