20134444243122 has 48 divisors (see below), whose sum is σ = 47591008189920. Its totient is φ = 6101282174400.

The previous prime is 20134444243073. The next prime is 20134444243157. The reversal of 20134444243122 is 22134244443102.

20134444243122 is a `hidden beast` number, since 2 + 0 + 13 + 44 + 442 + 43 + 122 = 666.

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 23 ways as a sum of consecutive naturals, for example, 20241129 + ... + 21212547.

It is an arithmetic number, because the mean of its divisors is an integer number (991479337290).

Almost surely, 2^{20134444243122} is an apocalyptic number.

20134444243122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20134444243122 is an abundant number, since it is smaller than the sum of its proper divisors (27456563946798).

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

20134444243122 is a wasteful number, since it uses less digits than its factorization.

20134444243122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076119 (or 1076116 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

Adding to 20134444243122 its reverse (22134244443102), we get a palindrome (42268688686224).

The spelling of 20134444243122 in words is "twenty trillion, one hundred thirty-four billion, four hundred forty-four million, two hundred forty-three thousand, one hundred twenty-two".