21101130244134 has 24 divisors (see below), whose sum is σ = 45719224967520. Its totient is φ = 7033693244688.

The previous prime is 21101130244121. The next prime is 21101130244147. The reversal of 21101130244134 is 43144203110112.

It is a happy number.

21101130244134 is a `hidden beast` number, since 2 + 110 + 1 + 130 + 2 + 4 + 413 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (21101130244121) and next prime (21101130244147).

It is a junction number, because it is equal to n+sod(n) for n = 21101130244098 and 21101130244107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8045059 + ... + 10340465.

It is an arithmetic number, because the mean of its divisors is an integer number (1904967706980).

Almost surely, 2^{21101130244134} is an apocalyptic number.

21101130244134 is an abundant number, since it is smaller than the sum of its proper divisors (24618094723386).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21101130244134 is a wasteful number, since it uses less digits than its factorization.

21101130244134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2806124 (or 2806121 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 21101130244134 its reverse (43144203110112), we get a palindrome (64245333354246).

The spelling of 21101130244134 in words is "twenty-one trillion, one hundred one billion, one hundred thirty million, two hundred forty-four thousand, one hundred thirty-four".