1021201101301 has 4 divisors (see below), whose sum is σ = 1034127697600. Its totient is φ = 1008274505004.

The previous prime is 1021201101281. The next prime is 1021201101343. The reversal of 1021201101301 is 1031011021201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1021201101301 - 2²⁵ = 1021167546869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021201201301) 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, 6463298031 + ... + 6463298188.

It is an arithmetic number, because the mean of its divisors is an integer number (258531924400).

Almost surely, 2^{1021201101301} is an apocalyptic number.

It is an amenable number.

1021201101301 is a deficient number, since it is larger than the sum of its proper divisors (12926596299).

1021201101301 is an equidigital number, since it uses as much as digits as its factorization.

1021201101301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12926596298.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1021201101301 its reverse (1031011021201), we get a palindrome (2052212122502).

The spelling of 1021201101301 in words is "one trillion, twenty-one billion, two hundred one million, one hundred one thousand, three hundred one".