1301440443234 has 32 divisors (see below), whose sum is σ = 2605441896000. Its totient is φ = 433386835392.

The previous prime is 1301440443229. The next prime is 1301440443253. The reversal of 1301440443234 is 4323440441031.

It is a super-2 number, since 2×1301440443234² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1301440443195 and 1301440443204.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30675324 + ... + 30717720.

It is an arithmetic number, because the mean of its divisors is an integer number (81420059250).

Almost surely, 2^{1301440443234} is an apocalyptic number.

1301440443234 is an abundant number, since it is smaller than the sum of its proper divisors (1304001452766).

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

1301440443234 is a wasteful number, since it uses less digits than its factorization.

1301440443234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47314.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 1301440443234 its reverse (4323440441031), we get a palindrome (5624880884265).

The spelling of 1301440443234 in words is "one trillion, three hundred one billion, four hundred forty million, four hundred forty-three thousand, two hundred thirty-four".