4010112121 has 2 divisors, whose sum is σ = 4010112122. Its totient is φ = 4010112120.

The previous prime is 4010112109. The next prime is 4010112131. The reversal of 4010112121 is 1212110104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2620313721 + 1389798400 = 51189^2 + 37280^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4010112121 is a prime.

It is a super-2 number, since 2×4010112121² = 32161998445982237282, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4010112131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2005056060 + 2005056061.

It is an arithmetic number, because the mean of its divisors is an integer number (2005056061).

Almost surely, 2^4010112121 is an apocalyptic number.

It is an amenable number.

4010112121 is a deficient number, since it is larger than the sum of its proper divisors (1).

4010112121 is an equidigital number, since it uses as much as digits as its factorization.

4010112121 is an evil number, because the sum of its binary digits is even.

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

The square root of 4010112121 is about 63325.4460781762. The cubic root of 4010112121 is about 1588.7375922881.

Adding to 4010112121 its reverse (1212110104), we get a palindrome (5222222225).

The spelling of 4010112121 in words is "four billion, ten million, one hundred twelve thousand, one hundred twenty-one".