11012122121120 has 24 divisors (see below), whose sum is σ = 26016138511524. Its totient is φ = 4404848848384.

The previous prime is 11012122121101. The next prime is 11012122121123. The reversal of 11012122121120 is 2112122121011.

It can be written as a sum of positive squares in 2 ways, for example, as 10296115067536 + 716007053584 = 3208756^2 + 846172^2 .

It is a super-2 number, since 2×11012122121120² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11012122121123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34412881469 + ... + 34412881788.

Almost surely, 2^{11012122121120} is an apocalyptic number.

11012122121120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11012122121120 is an abundant number, since it is smaller than the sum of its proper divisors (15004016390404).

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

11012122121120 is an equidigital number, since it uses as much as digits as its factorization.

11012122121120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68825763272 (or 68825763264 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11012122121120 its reverse (2112122121011), we get a palindrome (13124244242131).

The spelling of 11012122121120 in words is "eleven trillion, twelve billion, one hundred twenty-two million, one hundred twenty-one thousand, one hundred twenty".