123010111030 has 24 divisors (see below), whose sum is σ = 233685142992. Its totient is φ = 46614356496.

The previous prime is 123010110967. The next prime is 123010111057. The reversal of 123010111030 is 30111010321.

It is a super-2 number, since 2×123010111030² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 123010111030.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17033802 + ... + 17041021.

It is an arithmetic number, because the mean of its divisors is an integer number (9736880958).

Almost surely, 2^123010111030 is an apocalyptic number.

123010111030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123010111030 is a deficient number, since it is larger than the sum of its proper divisors (110675031962).

123010111030 is a wasteful number, since it uses less digits than its factorization.

123010111030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34074868 (or 34074849 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 123010111030 its reverse (30111010321), we get a palindrome (153121121351).

The spelling of 123010111030 in words is "one hundred twenty-three billion, ten million, one hundred eleven thousand, thirty".