211022001210121 has 8 divisors (see below), whose sum is σ = 223452009068544. Its totient is φ = 198593876569920.

The previous prime is 211022001210091. The next prime is 211022001210133. The reversal of 211022001210121 is 121012100220112.

211022001210121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 211022001210121 - 2¹⁵ = 211022001177353 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211022001210095 and 211022001210104.

It is not an unprimeable number, because it can be changed into a prime (211022001210161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 470573845 + ... + 471022066.

It is an arithmetic number, because the mean of its divisors is an integer number (27931501133568).

Almost surely, 2^{211022001210121} is an apocalyptic number.

It is an amenable number.

211022001210121 is a deficient number, since it is larger than the sum of its proper divisors (12430007858423).

211022001210121 is a wasteful number, since it uses less digits than its factorization.

211022001210121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941609111.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 211022001210121 its reverse (121012100220112), we get a palindrome (332034101430233).

Subtracting from 211022001210121 its reverse (121012100220112), we obtain a palindrome (90009900990009).

The spelling of 211022001210121 in words is "two hundred eleven trillion, twenty-two billion, one million, two hundred ten thousand, one hundred twenty-one".