1300040130021 has 16 divisors (see below), whose sum is σ = 1771181930304. Its totient is φ = 847890128384.

The previous prime is 1300040130007. The next prime is 1300040130101. The reversal of 1300040130021 is 1200310400031.

It is a cyclic number.

It is not a de Polignac number, because 1300040130021 - 2⁷ = 1300040129893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1300040132021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11726316 + ... + 11836661.

It is an arithmetic number, because the mean of its divisors is an integer number (110698870644).

Almost surely, 2^{1300040130021} is an apocalyptic number.

It is an amenable number.

1300040130021 is a deficient number, since it is larger than the sum of its proper divisors (471141800283).

1300040130021 is a wasteful number, since it uses less digits than its factorization.

1300040130021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23563380.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1300040130021 its reverse (1200310400031), we get a palindrome (2500350530052).

The spelling of 1300040130021 in words is "one trillion, three hundred billion, forty million, one hundred thirty thousand, twenty-one".