1101221110102 has 24 divisors (see below), whose sum is σ = 1683033249096. Its totient is φ = 540398790624.

The previous prime is 1101221110097. The next prime is 1101221110109. The reversal of 1101221110102 is 2010111221011.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101221110109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4167373 + ... + 4423735.

It is an arithmetic number, because the mean of its divisors is an integer number (70126385379).

Almost surely, 2^{1101221110102} is an apocalyptic number.

1101221110102 is a deficient number, since it is larger than the sum of its proper divisors (581812138994).

1101221110102 is an equidigital number, since it uses as much as digits as its factorization.

1101221110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257100 (or 257041 counting only the distinct ones).

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

Adding to 1101221110102 its reverse (2010111221011), we get a palindrome (3111332331113).

The spelling of 1101221110102 in words is "one trillion, one hundred one billion, two hundred twenty-one million, one hundred ten thousand, one hundred two".