1301203100052 has 72 divisors (see below), whose sum is σ = 3345236006112. Its totient is φ = 426400603200.

The previous prime is 1301203100017. The next prime is 1301203100063. The reversal of 1301203100052 is 2500013021031.

1301203100052 is a `hidden beast` number, since 1 + 301 + 2 + 0 + 310 + 0 + 0 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1301203099998 and 1301203100034.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 784699 + ... + 1793922.

It is an arithmetic number, because the mean of its divisors is an integer number (46461611196).

Almost surely, 2^{1301203100052} is an apocalyptic number.

1301203100052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1301203100052 is an abundant number, since it is smaller than the sum of its proper divisors (2044032906060).

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

1301203100052 is a wasteful number, since it uses less digits than its factorization.

1301203100052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2578869 (or 2578864 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

Adding to 1301203100052 its reverse (2500013021031), we get a palindrome (3801216121083).

The spelling of 1301203100052 in words is "one trillion, three hundred one billion, two hundred three million, one hundred thousand, fifty-two".