212002110021201 has 16 divisors (see below), whose sum is σ = 283363649464320. Its totient is φ = 140987662727040.

The previous prime is 212002110021199. The next prime is 212002110021203. The reversal of 212002110021201 is 102120011200212.

It is an interprime number because it is at equal distance from previous prime (212002110021199) and next prime (212002110021203).

It is not a de Polignac number, because 212002110021201 - 2¹ = 212002110021199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212002110021203) 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, 119637616 + ... + 121396718.

It is an arithmetic number, because the mean of its divisors is an integer number (17710228091520).

Almost surely, 2^{212002110021201} is an apocalyptic number.

It is an amenable number.

212002110021201 is a deficient number, since it is larger than the sum of its proper divisors (71361539443119).

212002110021201 is a wasteful number, since it uses less digits than its factorization.

212002110021201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1857736.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 212002110021201 its reverse (102120011200212), we get a palindrome (314122121221413).

The spelling of 212002110021201 in words is "two hundred twelve trillion, two billion, one hundred ten million, twenty-one thousand, two hundred one".