11102101221001 has 64 divisors (see below), whose sum is σ = 13501604413440. Its totient is φ = 8923921332480.

The previous prime is 11102101220989. The next prime is 11102101221037. The reversal of 11102101221001 is 10012210120111.

It is a happy number.

It is not a de Polignac number, because 11102101221001 - 2¹³ = 11102101212809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11102101221041) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1530687291 + ... + 1530694543.

It is an arithmetic number, because the mean of its divisors is an integer number (210962568960).

Almost surely, 2^{11102101221001} is an apocalyptic number.

It is an amenable number.

11102101221001 is a deficient number, since it is larger than the sum of its proper divisors (2399503192439).

11102101221001 is a wasteful number, since it uses less digits than its factorization.

11102101221001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8086.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11102101221001 its reverse (10012210120111), we get a palindrome (21114311341112).

The spelling of 11102101221001 in words is "eleven trillion, one hundred two billion, one hundred one million, two hundred twenty-one thousand, one".