2041142121 has 6 divisors (see below), whose sum is σ = 2948316410. Its totient is φ = 1360761408.

The previous prime is 2041142113. The next prime is 2041142143. The reversal of 2041142121 is 1212411402.

It can be written as a sum of positive squares in only one way, i.e., 1723910400 + 317231721 = 41520^2 + 17811^2 .

It is not a de Polignac number, because 2041142121 - 2³ = 2041142113 is a prime.

It is a super-2 number, since 2×2041142121² = 8332522316240757282, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2041142094 and 2041142103.

It is not an unprimeable number, because it can be changed into a prime (2041142101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 113396776 + ... + 113396793.

Almost surely, 2^2041142121 is an apocalyptic number.

It is an amenable number.

2041142121 is a deficient number, since it is larger than the sum of its proper divisors (907174289).

2041142121 is a wasteful number, since it uses less digits than its factorization.

2041142121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226793575 (or 226793572 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 2041142121 is about 45179.0008853671. Note that the first 3 decimals coincide. The cubic root of 2041142121 is about 1268.5017819287.

Adding to 2041142121 its reverse (1212411402), we get a palindrome (3253553523).

The spelling of 2041142121 in words is "two billion, forty-one million, one hundred forty-two thousand, one hundred twenty-one".