20042134552200 has 192 divisors, whose sum is σ = 64126725984000. Its totient is φ = 5175565021440.

The previous prime is 20042134552157. The next prime is 20042134552243. The reversal of 20042134552200 is 225543124002.

It is an interprime number because it is at equal distance from previous prime (20042134552157) and next prime (20042134552243).

It is a Harshad number since it is a multiple of its sum of digits (30).

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 47 ways as a sum of consecutive naturals, for example, 1853290 + ... + 6596889.

It is an arithmetic number, because the mean of its divisors is an integer number (333993364500).

Almost surely, 2^{20042134552200} is an apocalyptic number.

20042134552200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20042134552200 is an abundant number, since it is smaller than the sum of its proper divisors (44084591431800).

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

20042134552200 is a wasteful number, since it uses less digits than its factorization.

20042134552200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8450324 (or 8450315 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 20042134552200 its reverse (225543124002), we get a palindrome (20267677676202).

The spelling of 20042134552200 in words is "twenty trillion, forty-two billion, one hundred thirty-four million, five hundred fifty-two thousand, two hundred".