211002222001101 has 4 divisors (see below), whose sum is σ = 281336296001472. Its totient is φ = 140668148000732.

The previous prime is 211002222001057. The next prime is 211002222001117. The reversal of 211002222001101 is 101100222200112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 211002222001101 - 2¹³ = 211002221992909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211002222001201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35167037000181 + ... + 35167037000186.

It is an arithmetic number, because the mean of its divisors is an integer number (70334074000368).

Almost surely, 2^{211002222001101} is an apocalyptic number.

It is an amenable number.

211002222001101 is a deficient number, since it is larger than the sum of its proper divisors (70334074000371).

211002222001101 is an equidigital number, since it uses as much as digits as its factorization.

211002222001101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70334074000370.

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

Adding to 211002222001101 its reverse (101100222200112), we get a palindrome (312102444201213).

The spelling of 211002222001101 in words is "two hundred eleven trillion, two billion, two hundred twenty-two million, one thousand, one hundred one".