1101221102001 has 8 divisors (see below), whose sum is σ = 1484792497440. Its totient is φ = 725898553952.

The previous prime is 1101221101997. The next prime is 1101221102063. The reversal of 1101221102001 is 1002011221011.

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 1101221102001 - 2² = 1101221101997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1101221104001) 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, 2062211535 + ... + 2062212068.

It is an arithmetic number, because the mean of its divisors is an integer number (185599062180).

Almost surely, 2^{1101221102001} is an apocalyptic number.

It is an amenable number.

1101221102001 is a deficient number, since it is larger than the sum of its proper divisors (383571395439).

1101221102001 is an equidigital number, since it uses as much as digits as its factorization.

1101221102001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4124423695.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1101221102001 its reverse (1002011221011), we get a palindrome (2103232323012).

The spelling of 1101221102001 in words is "one trillion, one hundred one billion, two hundred twenty-one million, one hundred two thousand, one".