1302221103101 has 6 divisors (see below), whose sum is σ = 1348673699802. Its totient is φ = 1257316926320.

The previous prime is 1302221103059. The next prime is 1302221103119. The reversal of 1302221103101 is 1013011222031.

It can be written as a sum of positive squares in 3 ways, for example, as 538353843076 + 763867260025 = 733726^2 + 873995^2 .

It is not a de Polignac number, because 1302221103101 - 2²⁶ = 1302153994237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1302221103101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1302221103121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 774209090 + ... + 774210771.

It is an arithmetic number, because the mean of its divisors is an integer number (224778949967).

Almost surely, 2^{1302221103101} is an apocalyptic number.

It is an amenable number.

1302221103101 is a deficient number, since it is larger than the sum of its proper divisors (46452596701).

1302221103101 is an equidigital number, since it uses as much as digits as its factorization.

1302221103101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1548419919 (or 1548419890 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1302221103101 its reverse (1013011222031), we get a palindrome (2315232325132).

The spelling of 1302221103101 in words is "one trillion, three hundred two billion, two hundred twenty-one million, one hundred three thousand, one hundred one".