1101221210210 has 32 divisors (see below), whose sum is σ = 2189770156800. Its totient is φ = 395375160960.

The previous prime is 1101221210209. The next prime is 1101221210213. The reversal of 1101221210210 is 120121221011.

It is not an unprimeable number, because it can be changed into a prime (1101221210213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63352715 + ... + 63370094.

It is an arithmetic number, because the mean of its divisors is an integer number (68430317400).

Almost surely, 2^{1101221210210} is an apocalyptic number.

1101221210210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1101221210210 is a deficient number, since it is larger than the sum of its proper divisors (1088548946590).

1101221210210 is a wasteful number, since it uses less digits than its factorization.

1101221210210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126722906.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1101221210210 its reverse (120121221011), we get a palindrome (1221342431221).

The spelling of 1101221210210 in words is "one trillion, one hundred one billion, two hundred twenty-one million, two hundred ten thousand, two hundred ten".