20203011102000 has 160 divisors (see below), whose sum is σ = 65471996041920. Its totient is φ = 5359554969600.

The previous prime is 20203011101951. The next prime is 20203011102007. The reversal of 20203011102000 is 20111030202.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (20203011102007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7565235 + ... + 9881234.

It is an arithmetic number, because the mean of its divisors is an integer number (409199975262).

Almost surely, 2^{20203011102000} is an apocalyptic number.

20203011102000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20203011102000 is an abundant number, since it is smaller than the sum of its proper divisors (45268984939920).

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

20203011102000 is a wasteful number, since it uses less digits than its factorization.

20203011102000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17446688 (or 17446672 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 20203011102000 its reverse (20111030202), we get a palindrome (20223122132202).

The spelling of 20203011102000 in words is "twenty trillion, two hundred three billion, eleven million, one hundred two thousand".