10123320412 has 24 divisors (see below), whose sum is σ = 19157027904. Its totient is φ = 4662554112.

The previous prime is 10123320379. The next prime is 10123320433. The reversal of 10123320412 is 21402332101.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 10123320412.

It is a congruent number.

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, 1580553 + ... + 1586944.

It is an arithmetic number, because the mean of its divisors is an integer number (798209496).

Almost surely, 2^10123320412 is an apocalyptic number.

It is an amenable number.

10123320412 is a deficient number, since it is larger than the sum of its proper divisors (9033707492).

10123320412 is a wasteful number, since it uses less digits than its factorization.

10123320412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3167565 (or 3167563 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 10123320412 its reverse (21402332101), we get a palindrome (31525652513).

The spelling of 10123320412 in words is "ten billion, one hundred twenty-three million, three hundred twenty thousand, four hundred twelve".