1100221101210 has 64 divisors (see below), whose sum is σ = 3292090159104. Its totient is φ = 228617371200.

The previous prime is 1100221101181. The next prime is 1100221101223. The reversal of 1100221101210 is 121011220011.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 238140786 + ... + 238145405.

It is an arithmetic number, because the mean of its divisors is an integer number (51438908736).

Almost surely, 2^{1100221101210} is an apocalyptic number.

1100221101210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1100221101210 is an abundant number, since it is smaller than the sum of its proper divisors (2191869057894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1100221101210 is a wasteful number, since it uses less digits than its factorization.

1100221101210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476286219.

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

Adding to 1100221101210 its reverse (121011220011), we get a palindrome (1221232321221).

The spelling of 1100221101210 in words is "one trillion, one hundred billion, two hundred twenty-one million, one hundred one thousand, two hundred ten".