1101222211210 has 384 divisors, whose sum is σ = 2423825716032. Its totient is φ = 358465536000.

The previous prime is 1101222211171. The next prime is 1101222211217. The reversal of 1101222211210 is 121122221011.

It can be written as a sum of positive squares in 32 ways, for example, as 312761681001 + 788460530209 = 559251^2 + 887953^2 .

It is not an unprimeable number, because it can be changed into a prime (1101222211217) by changing a digit.

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 191 ways as a sum of consecutive naturals, for example, 8038118262 + ... + 8038118398.

Almost surely, 2^{1101222211210} is an apocalyptic number.

1101222211210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1101222211210 is an abundant number, since it is smaller than the sum of its proper divisors (1322603504822).

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

1101222211210 is a wasteful number, since it uses less digits than its factorization.

1101222211210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410 (or 399 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1101222211210 its reverse (121122221011), we get a palindrome (1222344432221).

It can be divided in two parts, 11012 and 22211210, that added together give a palindrome (22222222).

The spelling of 1101222211210 in words is "one trillion, one hundred one billion, two hundred twenty-two million, two hundred eleven thousand, two hundred ten".