210002210020123 has 8 divisors (see below), whose sum is σ = 210198309296976. Its totient is φ = 209806117363200.

The previous prime is 210002210020103. The next prime is 210002210020139. The reversal of 210002210020123 is 321020012200012.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 210002210020123 - 2⁵ = 210002210020091 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210002210020097 and 210002210020106.

It is not an unprimeable number, because it can be changed into a prime (210002210020103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62998383 + ... + 66248023.

It is an arithmetic number, because the mean of its divisors is an integer number (26274788662122).

Almost surely, 2^{210002210020123} is an apocalyptic number.

210002210020123 is a deficient number, since it is larger than the sum of its proper divisors (196099276853).

210002210020123 is a wasteful number, since it uses less digits than its factorization.

210002210020123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3309965.

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

Adding to 210002210020123 its reverse (321020012200012), we get a palindrome (531022222220135).

The spelling of 210002210020123 in words is "two hundred ten trillion, two billion, two hundred ten million, twenty thousand, one hundred twenty-three".