10123322221312 has 72 divisors (see below), whose sum is σ = 20760617719296. Its totient is φ = 4924300747776.

The previous prime is 10123322221301. The next prime is 10123322221349. The reversal of 10123322221312 is 21312222332101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 509718 + ... + 4528405.

It is an arithmetic number, because the mean of its divisors is an integer number (288341912768).

Almost surely, 2^{10123322221312} is an apocalyptic number.

It is an amenable number.

10123322221312 is an abundant number, since it is smaller than the sum of its proper divisors (10637295497984).

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

10123322221312 is an equidigital number, since it uses as much as digits as its factorization.

10123322221312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5038353 (or 5038339 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 10123322221312 its reverse (21312222332101), we get a palindrome (31435544553413).

The spelling of 10123322221312 in words is "ten trillion, one hundred twenty-three billion, three hundred twenty-two million, two hundred twenty-one thousand, three hundred twelve".