123012241044 has 96 divisors (see below), whose sum is σ = 376688256000. Its totient is φ = 30269583360.

The previous prime is 123012241007. The next prime is 123012241067. The reversal of 123012241044 is 440142210321.

It is a super-2 number, since 2×123012241044² (a number of 23 digits) contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 3485869 + ... + 3520980.

It is an arithmetic number, because the mean of its divisors is an integer number (3923836000).

Almost surely, 2^123012241044 is an apocalyptic number.

123012241044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

123012241044 is an abundant number, since it is smaller than the sum of its proper divisors (253676014956).

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

123012241044 is a wasteful number, since it uses less digits than its factorization.

123012241044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7006893 (or 7006891 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 123012241044 its reverse (440142210321), we get a palindrome (563154451365).

The spelling of 123012241044 in words is "one hundred twenty-three billion, twelve million, two hundred forty-one thousand, forty-four".