210123010420222 has 4 divisors (see below), whose sum is σ = 315184515630336. Its totient is φ = 105061505210110.

The previous prime is 210123010420187. The next prime is 210123010420247. The reversal of 210123010420222 is 222024010321012.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 210123010420193 and 210123010420202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52530752605054 + ... + 52530752605057.

It is an arithmetic number, because the mean of its divisors is an integer number (78796128907584).

Almost surely, 2^{210123010420222} is an apocalyptic number.

210123010420222 is a deficient number, since it is larger than the sum of its proper divisors (105061505210114).

210123010420222 is a wasteful number, since it uses less digits than its factorization.

210123010420222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105061505210113.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 210123010420222 its reverse (222024010321012), we get a palindrome (432147020741234).

The spelling of 210123010420222 in words is "two hundred ten trillion, one hundred twenty-three billion, ten million, four hundred twenty thousand, two hundred twenty-two".