210023021122 has 8 divisors (see below), whose sum is σ = 315078867900. Its totient is φ = 104996731824.

The previous prime is 210023021107. The next prime is 210023021149. The reversal of 210023021122 is 221120320012.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 193379183001 + 16643838121 = 439749^2 + 129011^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 210023021096 and 210023021105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7371597 + ... + 7400032.

Almost surely, 2^210023021122 is an apocalyptic number.

210023021122 is a deficient number, since it is larger than the sum of its proper divisors (105055846778).

210023021122 is a wasteful number, since it uses less digits than its factorization.

210023021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14778740.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 210023021122 its reverse (221120320012), we get a palindrome (431143341134).

The spelling of 210023021122 in words is "two hundred ten billion, twenty-three million, twenty-one thousand, one hundred twenty-two".