123330221020030 has 64 divisors (see below), whose sum is σ = 239708989647360. Its totient is φ = 45545837577856.

The previous prime is 123330221019997. The next prime is 123330221020033. The reversal of 123330221020030 is 30020122033321.

It is a super-2 number, since 2×123330221020030² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123330221019983 and 123330221020010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123330221020033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18477609 + ... + 24250411.

It is an arithmetic number, because the mean of its divisors is an integer number (3745452963240).

Almost surely, 2^{123330221020030} is an apocalyptic number.

123330221020030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123330221020030 is a deficient number, since it is larger than the sum of its proper divisors (116378768627330).

123330221020030 is a wasteful number, since it uses less digits than its factorization.

123330221020030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5776065.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 123330221020030 its reverse (30020122033321), we get a palindrome (153350343053351).

The spelling of 123330221020030 in words is "one hundred twenty-three trillion, three hundred thirty billion, two hundred twenty-one million, twenty thousand, thirty".