201020001102011 has 16 divisors (see below), whose sum is σ = 255390175100928. Its totient is φ = 153918185882400.

The previous prime is 201020001102001. The next prime is 201020001102013. The reversal of 201020001102011 is 110201100020102.

It is not a de Polignac number, because 201020001102011 - 2⁶ = 201020001101947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201020001101983 and 201020001102001.

It is not an unprimeable number, because it can be changed into a prime (201020001102013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35629206875 + ... + 35629212516.

It is an arithmetic number, because the mean of its divisors is an integer number (15961885943808).

Almost surely, 2^{201020001102011} is an apocalyptic number.

201020001102011 is a deficient number, since it is larger than the sum of its proper divisors (54370173998917).

201020001102011 is a wasteful number, since it uses less digits than its factorization.

201020001102011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71258419442.

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

Adding to 201020001102011 its reverse (110201100020102), we get a palindrome (311221101122113).

The spelling of 201020001102011 in words is "two hundred one trillion, twenty billion, one million, one hundred two thousand, eleven".