1123210123030 has 16 divisors (see below), whose sum is σ = 2021915863440. Its totient is φ = 449253462112.

The previous prime is 1123210123027. The next prime is 1123210123039. The reversal of 1123210123030 is 303210123211.

It is a junction number, because it is equal to n+sod(n) for n = 1123210122989 and 1123210123007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123210123039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3668860 + ... + 3963199.

It is an arithmetic number, because the mean of its divisors is an integer number (126369741465).

Almost surely, 2^{1123210123030} is an apocalyptic number.

1123210123030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123210123030 is a deficient number, since it is larger than the sum of its proper divisors (898705740410).

1123210123030 is a wasteful number, since it uses less digits than its factorization.

1123210123030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7646783.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1123210123030 its reverse (303210123211), we get a palindrome (1426420246241).

The spelling of 1123210123030 in words is "one trillion, one hundred twenty-three billion, two hundred ten million, one hundred twenty-three thousand, thirty".