210023203123120 has 40 divisors (see below), whose sum is σ = 490455066014064. Its totient is φ = 83639196302592.

The previous prime is 210023203123109. The next prime is 210023203123141. The reversal of 210023203123120 is 21321302320012.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 210023203123091 and 210023203123100.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5782559019 + ... + 5782595338.

Almost surely, 2^{210023203123120} is an apocalyptic number.

210023203123120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210023203123120 is an abundant number, since it is smaller than the sum of its proper divisors (280431862890944).

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

210023203123120 is a wasteful number, since it uses less digits than its factorization.

210023203123120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11565154597 (or 11565154591 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 210023203123120 its reverse (21321302320012), we get a palindrome (231344505443132).

The spelling of 210023203123120 in words is "two hundred ten trillion, twenty-three billion, two hundred three million, one hundred twenty-three thousand, one hundred twenty".