212011021101201 has 16 divisors (see below), whose sum is σ = 326200960809984. Its totient is φ = 119972949526224.

The previous prime is 212011021101107. The next prime is 212011021101221. The reversal of 212011021101201 is 102101120110212.

It is a happy number.

It is not a de Polignac number, because 212011021101201 - 2¹⁵ = 212011021068433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212011021101221) 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, 49008555651 + ... + 49008559976.

It is an arithmetic number, because the mean of its divisors is an integer number (20387560050624).

Almost surely, 2^{212011021101201} is an apocalyptic number.

212011021101201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

212011021101201 is a deficient number, since it is larger than the sum of its proper divisors (114189939708783).

212011021101201 is a wasteful number, since it uses less digits than its factorization.

212011021101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98017115740.

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

Adding to 212011021101201 its reverse (102101120110212), we get a palindrome (314112141211413).

The spelling of 212011021101201 in words is "two hundred twelve trillion, eleven billion, twenty-one million, one hundred one thousand, two hundred one".