1101220120210 has 32 divisors (see below), whose sum is σ = 2398623995520. Its totient is φ = 355351702272.

The previous prime is 1101220120183. The next prime is 1101220120211. The reversal of 1101220120210 is 120210221011.

It is not an unprimeable number, because it can be changed into a prime (1101220120211) 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, 462696340 + ... + 462698719.

It is an arithmetic number, because the mean of its divisors is an integer number (74956999860).

Almost surely, 2^{1101220120210} is an apocalyptic number.

1101220120210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1101220120210 is an abundant number, since it is smaller than the sum of its proper divisors (1297403875310).

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

1101220120210 is a wasteful number, since it uses less digits than its factorization.

1101220120210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925395090.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1101220120210 its reverse (120210221011), we get a palindrome (1221430341221).

The spelling of 1101220120210 in words is "one trillion, one hundred one billion, two hundred twenty million, one hundred twenty thousand, two hundred ten".