123233021030 has 96 divisors (see below), whose sum is σ = 266565536064. Its totient is φ = 40151801088.

The previous prime is 123233020979. The next prime is 123233021047. The reversal of 123233021030 is 30120332321.

It is a junction number, because it is equal to n+sod(n) for n = 123233020993 and 123233021011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4776044 + ... + 4801776.

It is an arithmetic number, because the mean of its divisors is an integer number (2776724334).

Almost surely, 2^123233021030 is an apocalyptic number.

123233021030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123233021030 is an abundant number, since it is smaller than the sum of its proper divisors (143332515034).

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

123233021030 is a wasteful number, since it uses less digits than its factorization.

123233021030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25870 (or 25827 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 123233021030 its reverse (30120332321), we get a palindrome (153353353351).

The spelling of 123233021030 in words is "one hundred twenty-three billion, two hundred thirty-three million, twenty-one thousand, thirty".