1301201332123 has 48 divisors (see below), whose sum is σ = 1661374713600. Its totient is φ = 1007719634880.

The previous prime is 1301201332099. The next prime is 1301201332231. The reversal of 1301201332123 is 3212331021031.

It is not a de Polignac number, because 1301201332123 - 2¹³ = 1301201323931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1301201332094 and 1301201332103.

It is not an unprimeable number, because it can be changed into a prime (1301201332723) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 72445018 + ... + 72462976.

It is an arithmetic number, because the mean of its divisors is an integer number (34611973200).

Almost surely, 2^{1301201332123} is an apocalyptic number.

1301201332123 is a deficient number, since it is larger than the sum of its proper divisors (360173381477).

1301201332123 is a wasteful number, since it uses less digits than its factorization.

1301201332123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18800 (or 18793 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1301201332123 its reverse (3212331021031), we get a palindrome (4513532353154).

The spelling of 1301201332123 in words is "one trillion, three hundred one billion, two hundred one million, three hundred thirty-two thousand, one hundred twenty-three".