210001120022 has 16 divisors (see below), whose sum is σ = 317476129344. Its totient is φ = 104178960000.

The previous prime is 210001120019. The next prime is 210001120027. The reversal of 210001120022 is 220021100012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 210001119985 and 210001120012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210001120027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 673229 + ... + 934472.

It is an arithmetic number, because the mean of its divisors is an integer number (19842258084).

Almost surely, 2^210001120022 is an apocalyptic number.

210001120022 is a deficient number, since it is larger than the sum of its proper divisors (107475009322).

210001120022 is a wasteful number, since it uses less digits than its factorization.

210001120022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1608215.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 210001120022 its reverse (220021100012), we get a palindrome (430022220034).

The spelling of 210001120022 in words is "two hundred ten billion, one million, one hundred twenty thousand, twenty-two".