123001335141512 has 8 divisors (see below), whose sum is σ = 230627503390350. Its totient is φ = 61500667570752.

The previous prime is 123001335141449. The next prime is 123001335141583. The reversal of 123001335141512 is 215141533100321.

It can be written as a sum of positive squares in only one way, i.e., 122195028122596 + 806307018916 = 11054186^2 + 897946^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×123001335141512² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7687583446337 + ... + 7687583446352.

Almost surely, 2^{123001335141512} is an apocalyptic number.

It is an amenable number.

123001335141512 is a deficient number, since it is larger than the sum of its proper divisors (107626168248838).

123001335141512 is a wasteful number, since it uses less digits than its factorization.

123001335141512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15375166892695 (or 15375166892691 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

Adding to 123001335141512 its reverse (215141533100321), we get a palindrome (338142868241833).

The spelling of 123001335141512 in words is "one hundred twenty-three trillion, one billion, three hundred thirty-five million, one hundred forty-one thousand, five hundred twelve".