1101020221210 has 256 divisors, whose sum is σ = 2532372885504. Its totient is φ = 335472648192.

The previous prime is 1101020221187. The next prime is 1101020221271. The reversal of 1101020221210 is 121220201011.

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

It is an unprimeable number.

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 127 ways as a sum of consecutive naturals, for example, 490868349 + ... + 490870591.

It is an arithmetic number, because the mean of its divisors is an integer number (9892081584).

Almost surely, 2^{1101020221210} is an apocalyptic number.

1101020221210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1101020221210 is an abundant number, since it is smaller than the sum of its proper divisors (1431352664294).

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

1101020221210 is a wasteful number, since it uses less digits than its factorization.

1101020221210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2517.

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

Adding to 1101020221210 its reverse (121220201011), we get a palindrome (1222240422221).

The spelling of 1101020221210 in words is "one trillion, one hundred one billion, twenty million, two hundred twenty-one thousand, two hundred ten".