2012121122 has 16 divisors (see below), whose sum is σ = 3486242592. Its totient is φ = 860800320.

The previous prime is 2012121113. The next prime is 2012121127. The reversal of 2012121122 is 2211212102.

It is a super-3 number, since 3×2012121122³ (a number of 29 digits) contains 333 as substring.

It is a zygodrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 2012121097 and 2012121106.

It is not an unprimeable number, because it can be changed into a prime (2012121127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2689628 + ... + 2690375.

It is an arithmetic number, because the mean of its divisors is an integer number (217890162).

Almost surely, 2^2012121122 is an apocalyptic number.

2012121122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2012121122 is a deficient number, since it is larger than the sum of its proper divisors (1474121470).

2012121122 is a wasteful number, since it uses less digits than its factorization.

2012121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5380033.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 2012121122 is about 44856.6731044557. The cubic root of 2012121122 is about 1262.4612013303.

Adding to 2012121122 its reverse (2211212102), we get a palindrome (4223333224).

The spelling of 2012121122 in words is "two billion, twelve million, one hundred twenty-one thousand, one hundred twenty-two".