123022151316 has 36 divisors (see below), whose sum is σ = 318557363124. Its totient is φ = 40007203200.

The previous prime is 123022151293. The next prime is 123022151327. The reversal of 123022151316 is 613151220321.

123022151316 is a `hidden beast` number, since 12 + 302 + 215 + 131 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2893364100 + 120128787216 = 53790^2 + 346596^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 123022151316.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41672695 + ... + 41675646.

Almost surely, 2^123022151316 is an apocalyptic number.

It is an amenable number.

123022151316 is an abundant number, since it is smaller than the sum of its proper divisors (195535211808).

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

123022151316 is a wasteful number, since it uses less digits than its factorization.

123022151316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83348392 (or 83348387 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

Adding to 123022151316 its reverse (613151220321), we get a palindrome (736173371637).

The spelling of 123022151316 in words is "one hundred twenty-three billion, twenty-two million, one hundred fifty-one thousand, three hundred sixteen".