20143233042000 has 80 divisors (see below), whose sum is σ = 64941783346752. Its totient is φ = 5371528809600.

The previous prime is 20143233041999. The next prime is 20143233042013. The reversal of 20143233042000 is 24033234102.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1678596754 + ... + 1678608753.

Almost surely, 2^{20143233042000} is an apocalyptic number.

20143233042000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20143233042000 is an abundant number, since it is smaller than the sum of its proper divisors (44798550304752).

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

20143233042000 is a wasteful number, since it uses less digits than its factorization.

20143233042000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3357205533 (or 3357205517 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 20143233042000 its reverse (24033234102), we get a palindrome (20167266276102).

The spelling of 20143233042000 in words is "twenty trillion, one hundred forty-three billion, two hundred thirty-three million, forty-two thousand".