2123030031030 has 64 divisors (see below), whose sum is σ = 5698906329600. Its totient is φ = 562392050400.

The previous prime is 2123030030971. The next prime is 2123030031077. The reversal of 2123030031030 is 301300303212.

2123030031030 is a `hidden beast` number, since 2 + 1 + 23 + 0 + 300 + 310 + 30 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2123030030994 and 2123030031012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25995900 + ... + 26077439.

It is an arithmetic number, because the mean of its divisors is an integer number (89045411400).

Almost surely, 2^{2123030031030} is an apocalyptic number.

2123030031030 is an abundant number, since it is smaller than the sum of its proper divisors (3575876298570).

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

2123030031030 is a wasteful number, since it uses less digits than its factorization.

2123030031030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52073506 (or 52073500 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 2123030031030 its reverse (301300303212), we get a palindrome (2424330334242).

The spelling of 2123030031030 in words is "two trillion, one hundred twenty-three billion, thirty million, thirty-one thousand, thirty".