1301230221001 has 16 divisors (see below), whose sum is σ = 1333995945984. Its totient is φ = 1268682637824.

The previous prime is 1301230220999. The next prime is 1301230221007. The reversal of 1301230221001 is 1001220321031.

It is a cyclic number.

It is not a de Polignac number, because 1301230221001 - 2¹ = 1301230220999 is a prime.

It is a super-2 number, since 2×1301230221001² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1301230221007) 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, 18861496 + ... + 18930358.

It is an arithmetic number, because the mean of its divisors is an integer number (83374746624).

Almost surely, 2^{1301230221001} is an apocalyptic number.

It is an amenable number.

1301230221001 is a deficient number, since it is larger than the sum of its proper divisors (32765724983).

1301230221001 is a wasteful number, since it uses less digits than its factorization.

1301230221001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70440.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1301230221001 its reverse (1001220321031), we get a palindrome (2302450542032).

The spelling of 1301230221001 in words is "one trillion, three hundred one billion, two hundred thirty million, two hundred twenty-one thousand, one".