210122403420000 has 120 divisors (see below), whose sum is σ = 689243507895096. Its totient is φ = 56032640896000.

The previous prime is 210122403419969. The next prime is 210122403420001. The reversal of 210122403420000 is 24304221012.

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210122403420001) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1750960029 + ... + 1751080028.

Almost surely, 2^{210122403420000} is an apocalyptic number.

210122403420000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210122403420000 is an abundant number, since it is smaller than the sum of its proper divisors (479121104475096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210122403420000 is an equidigital number, since it uses as much as digits as its factorization.

210122403420000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3502040090 (or 3502040067 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 210122403420000 its reverse (24304221012), we get a palindrome (210146707641012).

The spelling of 210122403420000 in words is "two hundred ten trillion, one hundred twenty-two billion, four hundred three million, four hundred twenty thousand".