1402012041121 has 2 divisors, whose sum is σ = 1402012041122. Its totient is φ = 1402012041120.

The previous prime is 1402012041107. The next prime is 1402012041167. The reversal of 1402012041121 is 1211402102041.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1318618152721 + 83393888400 = 1148311^2 + 288780^2 .

It is a cyclic number.

It is not a de Polignac number, because 1402012041121 - 2²⁷ = 1401877823393 is a prime.

It is not a weakly prime, because it can be changed into another prime (1402012041191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701006020560 + 701006020561.

It is an arithmetic number, because the mean of its divisors is an integer number (701006020561).

Almost surely, 2^{1402012041121} is an apocalyptic number.

It is an amenable number.

1402012041121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402012041121 is an equidigital number, since it uses as much as digits as its factorization.

1402012041121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 1402012041121 its reverse (1211402102041), we get a palindrome (2613414143162).

The spelling of 1402012041121 in words is "one trillion, four hundred two billion, twelve million, forty-one thousand, one hundred twenty-one".