210023100122 has 8 divisors (see below), whose sum is σ = 343674163872. Its totient is φ = 95465045500.

The previous prime is 210023100121. The next prime is 210023100181. The reversal of 210023100122 is 221001320012.

It is a happy number.

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 = 210023100097 and 210023100106.

It is not an unprimeable number, because it can be changed into a prime (210023100121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4773252254 + ... + 4773252297.

It is an arithmetic number, because the mean of its divisors is an integer number (42959270484).

Almost surely, 2^210023100122 is an apocalyptic number.

210023100122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

210023100122 is a deficient number, since it is larger than the sum of its proper divisors (133651063750).

210023100122 is a wasteful number, since it uses less digits than its factorization.

210023100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9546504564.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 210023100122 its reverse (221001320012), we get a palindrome (431024420134).

The spelling of 210023100122 in words is "two hundred ten billion, twenty-three million, one hundred thousand, one hundred twenty-two".