11001212020110 has 256 divisors, whose sum is σ = 30591606140928. Its totient is φ = 2507717836800.

The previous prime is 11001212020103. The next prime is 11001212020147. The reversal of 11001212020110 is 1102021210011.

It is a super-2 number, since 2×11001212020110² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 391334955 + ... + 391363065.

It is an arithmetic number, because the mean of its divisors is an integer number (119498461488).

Almost surely, 2^{11001212020110} is an apocalyptic number.

11001212020110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11001212020110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15295803070464).

11001212020110 is an abundant number, since it is smaller than the sum of its proper divisors (19590394120818).

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

11001212020110 is a wasteful number, since it uses less digits than its factorization.

11001212020110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29099.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11001212020110 its reverse (1102021210011), we get a palindrome (12103233230121).

The spelling of 11001212020110 in words is "eleven trillion, one billion, two hundred twelve million, twenty thousand, one hundred ten".