123312221201030 has 32 divisors (see below), whose sum is σ = 229519154914560. Its totient is φ = 47651035484160.

The previous prime is 123312221201017. The next prime is 123312221201093. The reversal of 123312221201030 is 30102122213321.

It is a super-3 number, since 3×123312221201030³ (a number of 43 digits) contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 123312221200987 and 123312221201005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 344519015 + ... + 344876754.

It is an arithmetic number, because the mean of its divisors is an integer number (7172473591080).

Almost surely, 2^{123312221201030} is an apocalyptic number.

123312221201030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123312221201030 is a deficient number, since it is larger than the sum of its proper divisors (106206933713530).

123312221201030 is a wasteful number, since it uses less digits than its factorization.

123312221201030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689396384.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 123312221201030 its reverse (30102122213321), we get a palindrome (153414343414351).

The spelling of 123312221201030 in words is "one hundred twenty-three trillion, three hundred twelve billion, two hundred twenty-one million, two hundred one thousand, thirty".