123011605411652 has 12 divisors (see below), whose sum is σ = 215285998678716. Its totient is φ = 61501320074880.

The previous prime is 123011605411603. The next prime is 123011605411727. The reversal of 123011605411652 is 256114506110321.

123011605411652 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 80009697494596 + 43001907917056 = 8944814^2 + 6557584^2 .

It is a super-2 number, since 2×123011605411652² (a number of 29 digits) contains 22 as substring.

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, 1120595993 + ... + 1120705760.

It is an arithmetic number, because the mean of its divisors is an integer number (17940499889893).

Almost surely, 2^{123011605411652} is an apocalyptic number.

It is an amenable number.

123011605411652 is a deficient number, since it is larger than the sum of its proper divisors (92274393267064).

123011605411652 is a wasteful number, since it uses less digits than its factorization.

123011605411652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2241315478 (or 2241315476 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 38.

The spelling of 123011605411652 in words is "one hundred twenty-three trillion, eleven billion, six hundred five million, four hundred eleven thousand, six hundred fifty-two".