30023132220123 has 32 divisors (see below), whose sum is σ = 47236219637760. Its totient is φ = 16598824058880.

The previous prime is 30023132220121. The next prime is 30023132220131. The reversal of 30023132220123 is 32102223132003.

It is not a de Polignac number, because 30023132220123 - 2¹ = 30023132220121 is a prime.

It is a super-2 number, since 2×30023132220123² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30023132220093 and 30023132220102.

It is not an unprimeable number, because it can be changed into a prime (30023132220121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2493478 + ... + 8140251.

It is an arithmetic number, because the mean of its divisors is an integer number (1476131863680).

Almost surely, 2^{30023132220123} is an apocalyptic number.

30023132220123 is a deficient number, since it is larger than the sum of its proper divisors (17213087417637).

30023132220123 is a wasteful number, since it uses less digits than its factorization.

30023132220123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10638107.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 30023132220123 its reverse (32102223132003), we get a palindrome (62125355352126).

The spelling of 30023132220123 in words is "thirty trillion, twenty-three billion, one hundred thirty-two million, two hundred twenty thousand, one hundred twenty-three".