1230123221004 has 24 divisors (see below), whose sum is σ = 2870305720128. Its totient is φ = 410038473040.

The previous prime is 1230123220957. The next prime is 1230123221039. The reversal of 1230123221004 is 4001223210321.

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, 3035059 + ... + 3416405.

It is an arithmetic number, because the mean of its divisors is an integer number (119596071672).

Almost surely, 2^{1230123221004} is an apocalyptic number.

It is an amenable number.

1230123221004 is an abundant number, since it is smaller than the sum of its proper divisors (1640182499124).

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

1230123221004 is a wasteful number, since it uses less digits than its factorization.

1230123221004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650165 (or 650163 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1230123221004 its reverse (4001223210321), we get a palindrome (5231346431325).

The spelling of 1230123221004 in words is "one trillion, two hundred thirty billion, one hundred twenty-three million, two hundred twenty-one thousand, four".