1223136360346 has 24 divisors (see below), whose sum is σ = 1904310867420. Its totient is φ = 589187174016.

The previous prime is 1223136360283. The next prime is 1223136360371. The reversal of 1223136360346 is 6430636313221.

It can be written as a sum of positive squares in 6 ways, for example, as 959978646225 + 263157714121 = 979785^2 + 512989^2 .

It is a super-2 number, since 2×1223136360346² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1223136360299 and 1223136360308.

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, 26941 + ... + 1564288.

Almost surely, 2^{1223136360346} is an apocalyptic number.

1223136360346 is a deficient number, since it is larger than the sum of its proper divisors (681174507074).

1223136360346 is a wasteful number, since it uses less digits than its factorization.

1223136360346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1591746 (or 1591717 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 40.

The spelling of 1223136360346 in words is "one trillion, two hundred twenty-three billion, one hundred thirty-six million, three hundred sixty thousand, three hundred forty-six".