1321101002201 has 8 divisors (see below), whose sum is σ = 1329464668224. Its totient is φ = 1312762643280.

The previous prime is 1321101002147. The next prime is 1321101002227. The reversal of 1321101002201 is 1022001011231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1321101002201 - 2¹⁴ = 1321100985817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1321101002231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6222035 + ... + 6430856.

It is an arithmetic number, because the mean of its divisors is an integer number (166183083528).

Almost surely, 2^{1321101002201} is an apocalyptic number.

It is an amenable number.

1321101002201 is a deficient number, since it is larger than the sum of its proper divisors (8363666023).

1321101002201 is a wasteful number, since it uses less digits than its factorization.

1321101002201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12653551.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1321101002201 its reverse (1022001011231), we get a palindrome (2343102013432).

It can be divided in two parts, 132110 and 1002201, that added together give a palindrome (1134311).

The spelling of 1321101002201 in words is "one trillion, three hundred twenty-one billion, one hundred one million, two thousand, two hundred one".