201020001202011 has 16 divisors (see below), whose sum is σ = 271038942374400. Its totient is φ = 132507205288128.

The previous prime is 201020001201941. The next prime is 201020001202081. The reversal of 201020001202011 is 110202100020102.

It is an interprime number because it is at equal distance from previous prime (201020001201941) and next prime (201020001202081).

It is not a de Polignac number, because 201020001202011 - 2²³ = 201019992813403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201020001202081) 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, 127033770 + ... + 128606448.

It is an arithmetic number, because the mean of its divisors is an integer number (16939933898400).

Almost surely, 2^{201020001202011} is an apocalyptic number.

201020001202011 is a deficient number, since it is larger than the sum of its proper divisors (70018941172389).

201020001202011 is a wasteful number, since it uses less digits than its factorization.

201020001202011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2051498.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 201020001202011 its reverse (110202100020102), we get a palindrome (311222101222113).

The spelling of 201020001202011 in words is "two hundred one trillion, twenty billion, one million, two hundred two thousand, eleven".