2123010030 has 32 divisors (see below), whose sum is σ = 5363395200. Its totient is φ = 536339232.

The previous prime is 2123010007. The next prime is 2123010073. The reversal of 2123010030 is 300103212.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2123009988 and 2123010015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1861720 + ... + 1862859.

It is an arithmetic number, because the mean of its divisors is an integer number (167606100).

Almost surely, 2^2123010030 is an apocalyptic number.

2123010030 is an abundant number, since it is smaller than the sum of its proper divisors (3240385170).

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

2123010030 is a wasteful number, since it uses less digits than its factorization.

2123010030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3724608.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 2123010030 is about 46076.1329757609. The cubic root of 2123010030 is about 1285.2393544452.

Adding to 2123010030 its reverse (300103212), we get a palindrome (2423113242).

The spelling of 2123010030 in words is "two billion, one hundred twenty-three million, ten thousand, thirty".