210122021000223 has 12 divisors (see below), whose sum is σ = 303719336831248. Its totient is φ = 139984539206400.

The previous prime is 210122021000197. The next prime is 210122021000233. The reversal of 210122021000223 is 322000120221012.

210122021000223 is a `hidden beast` number, since 2 + 10 + 1 + 220 + 210 + 0 + 0 + 223 = 666.

It is not a de Polignac number, because 210122021000223 - 2⁵ = 210122021000191 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210122021000196 and 210122021000205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210122021000233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8067330178 + ... + 8067356223.

Almost surely, 2^{210122021000223} is an apocalyptic number.

210122021000223 is a deficient number, since it is larger than the sum of its proper divisors (93597315831025).

210122021000223 is a wasteful number, since it uses less digits than its factorization.

210122021000223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16134687854 (or 16134687851 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 210122021000223 its reverse (322000120221012), we get a palindrome (532122141221235).

The spelling of 210122021000223 in words is "two hundred ten trillion, one hundred twenty-two billion, twenty-one million, two hundred twenty-three", and thus it is an aban number.