201012012211101 has 32 divisors (see below), whose sum is σ = 329866669789440. Its totient is φ = 106028055834624.

The previous prime is 201012012211099. The next prime is 201012012211103. The reversal of 201012012211101 is 101112210210102.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (201012012211099) and next prime (201012012211103).

It is not a de Polignac number, because 201012012211101 - 2¹ = 201012012211099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201012012211103) 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, 173040651 + ... + 174198423.

It is an arithmetic number, because the mean of its divisors is an integer number (10308333430920).

Almost surely, 2^{201012012211101} is an apocalyptic number.

201012012211101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

201012012211101 is a deficient number, since it is larger than the sum of its proper divisors (128854657578339).

201012012211101 is a wasteful number, since it uses less digits than its factorization.

201012012211101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1793765.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 201012012211101 its reverse (101112210210102), we get a palindrome (302124222421203).

The spelling of 201012012211101 in words is "two hundred one trillion, twelve billion, twelve million, two hundred eleven thousand, one hundred one".