11021011120210 has 48 divisors (see below), whose sum is σ = 24851774540376. Its totient is φ = 3487968352512.

The previous prime is 11021011120201. The next prime is 11021011120211. The reversal of 11021011120210 is 1202111012011.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7865225859001 + 3155785261209 = 2804501^2 + 1776453^2 .

It is a super-2 number, since 2×11021011120210² (a number of 27 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (11021011120211) 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 23 ways as a sum of consecutive naturals, for example, 865065147 + ... + 865077886.

Almost surely, 2^{11021011120210} is an apocalyptic number.

11021011120210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11021011120210 is an abundant number, since it is smaller than the sum of its proper divisors (13830763420166).

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

11021011120210 is a wasteful number, since it uses less digits than its factorization.

11021011120210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1730143067 (or 1730143060 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11021011120210 its reverse (1202111012011), we get a palindrome (12223122132221).

The spelling of 11021011120210 in words is "eleven trillion, twenty-one billion, eleven million, one hundred twenty thousand, two hundred ten".