1101221110210 has 32 divisors (see below), whose sum is σ = 2135257189632. Its totient is φ = 406493780160.

The previous prime is 1101221110207. The next prime is 1101221110237. The reversal of 1101221110210 is 120111221011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 676534 + ... + 1630993.

It is an arithmetic number, because the mean of its divisors is an integer number (66726787176).

Almost surely, 2^{1101221110210} is an apocalyptic number.

1101221110210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1101221110210 is a deficient number, since it is larger than the sum of its proper divisors (1034036079422).

1101221110210 is a wasteful number, since it uses less digits than its factorization.

1101221110210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2311218.

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

Adding to 1101221110210 its reverse (120111221011), we get a palindrome (1221332331221).

The spelling of 1101221110210 in words is "one trillion, one hundred one billion, two hundred twenty-one million, one hundred ten thousand, two hundred ten".