1013203200001 has 4 divisors (see below), whose sum is σ = 1013233409092. Its totient is φ = 1013172990912.

The previous prime is 1013203199963. The next prime is 1013203200013. The reversal of 1013203200001 is 1000023023101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 552868089601 + 460335110400 = 743551^2 + 678480^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013203200001 - 2¹³ = 1013203191809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013203200041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15054180 + ... + 15121333.

It is an arithmetic number, because the mean of its divisors is an integer number (253308352273).

Almost surely, 2^{1013203200001} is an apocalyptic number.

It is an amenable number.

1013203200001 is a deficient number, since it is larger than the sum of its proper divisors (30209091).

1013203200001 is an equidigital number, since it uses as much as digits as its factorization.

1013203200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30209090.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 1013203200001 its reverse (1000023023101), we get a palindrome (2013226223102).

The spelling of 1013203200001 in words is "one trillion, thirteen billion, two hundred three million, two hundred thousand, one".