1101221011102 has 16 divisors (see below), whose sum is σ = 1654193750400. Its totient is φ = 549823210200.

The previous prime is 1101221011013. The next prime is 1101221011117. The reversal of 1101221011102 is 2011101221011.

It is a happy number.

It is a super-2 number, since 2×1101221011102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29616799 + ... + 29653957.

It is an arithmetic number, because the mean of its divisors is an integer number (103387109400).

Almost surely, 2^{1101221011102} is an apocalyptic number.

1101221011102 is a deficient number, since it is larger than the sum of its proper divisors (552972739298).

1101221011102 is a wasteful number, since it uses less digits than its factorization.

1101221011102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57951.

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

Adding to 1101221011102 its reverse (2011101221011), we get a palindrome (3112322232113).

The spelling of 1101221011102 in words is "one trillion, one hundred one billion, two hundred twenty-one million, eleven thousand, one hundred two".