20001210201011 has 48 divisors (see below), whose sum is σ = 22145524053120. Its totient is φ = 18050764343040.

The previous prime is 20001210200957. The next prime is 20001210201047. The reversal of 20001210201011 is 11010201210002.

It is not a de Polignac number, because 20001210201011 - 2⁶ = 20001210200947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20001210200983 and 20001210201001.

It is not an unprimeable number, because it can be changed into a prime (20001210201311) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2200106576 + ... + 2200115666.

It is an arithmetic number, because the mean of its divisors is an integer number (461365084440).

Almost surely, 2^{20001210201011} is an apocalyptic number.

20001210201011 is a deficient number, since it is larger than the sum of its proper divisors (2144313852109).

20001210201011 is a wasteful number, since it uses less digits than its factorization.

20001210201011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10356 (or 10343 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20001210201011 its reverse (11010201210002), we get a palindrome (31011411411013).

The spelling of 20001210201011 in words is "twenty trillion, one billion, two hundred ten million, two hundred one thousand, eleven".