201010101202001 has 64 divisors (see below), whose sum is σ = 257843664046080. Its totient is φ = 152407792373760.

The previous prime is 201010101201979. The next prime is 201010101202021. The reversal of 201010101202001 is 100202101010102.

It is not a de Polignac number, because 201010101202001 - 2¹⁰ = 201010101200977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201010101202021) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2074123736 + ... + 2074220646.

It is an arithmetic number, because the mean of its divisors is an integer number (4028807250720).

Almost surely, 2^{201010101202001} is an apocalyptic number.

It is an amenable number.

201010101202001 is a deficient number, since it is larger than the sum of its proper divisors (56833562844079).

201010101202001 is a wasteful number, since it uses less digits than its factorization.

201010101202001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102834.

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

Adding to 201010101202001 its reverse (100202101010102), we get a palindrome (301212202212103).

It can be divided in two parts, 201010101 and 202001, that added together give a palindrome (201212102).

The spelling of 201010101202001 in words is "two hundred one trillion, ten billion, one hundred one million, two hundred two thousand, one".