1012141224121 has 2 divisors, whose sum is σ = 1012141224122. Its totient is φ = 1012141224120.

The previous prime is 1012141224113. The next prime is 1012141224151. The reversal of 1012141224121 is 1214221412101.

1012141224121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 630736167721 + 381405056400 = 794189^2 + 617580^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012141224121 - 2³ = 1012141224113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1012141224092 and 1012141224101.

It is not a weakly prime, because it can be changed into another prime (1012141224151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506070612060 + 506070612061.

It is an arithmetic number, because the mean of its divisors is an integer number (506070612061).

Almost surely, 2^{1012141224121} is an apocalyptic number.

It is an amenable number.

1012141224121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012141224121 is an equidigital number, since it uses as much as digits as its factorization.

1012141224121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 1012141224121 its reverse (1214221412101), we get a palindrome (2226362636222).

The spelling of 1012141224121 in words is "one trillion, twelve billion, one hundred forty-one million, two hundred twenty-four thousand, one hundred twenty-one".