23121303034412 has 12 divisors (see below), whose sum is σ = 44140669429416. Its totient is φ = 10509683197440.

The previous prime is 23121303034409. The next prime is 23121303034441. The reversal of 23121303034412 is 21443030312132.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262742079893 + ... + 262742079980.

It is an arithmetic number, because the mean of its divisors is an integer number (3678389119118).

Almost surely, 2^{23121303034412} is an apocalyptic number.

23121303034412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23121303034412 is a deficient number, since it is larger than the sum of its proper divisors (21019366395004).

23121303034412 is a wasteful number, since it uses less digits than its factorization.

23121303034412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525484159888 (or 525484159886 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 23121303034412 its reverse (21443030312132), we get a palindrome (44564333346544).

The spelling of 23121303034412 in words is "twenty-three trillion, one hundred twenty-one billion, three hundred three million, thirty-four thousand, four hundred twelve".