120121213141 has 2 divisors, whose sum is σ = 120121213142. Its totient is φ = 120121213140.

The previous prime is 120121213129. The next prime is 120121213339. The reversal of 120121213141 is 141312121021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110675317041 + 9445896100 = 332679^2 + 97190^2 .

It is a cyclic number.

It is not a de Polignac number, because 120121213141 - 2¹⁷ = 120121082069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120121213111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60060606570 + 60060606571.

It is an arithmetic number, because the mean of its divisors is an integer number (60060606571).

Almost surely, 2^120121213141 is an apocalyptic number.

It is an amenable number.

120121213141 is a deficient number, since it is larger than the sum of its proper divisors (1).

120121213141 is an equidigital number, since it uses as much as digits as its factorization.

120121213141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 120121213141 its reverse (141312121021), we get a palindrome (261433334162).

The spelling of 120121213141 in words is "one hundred twenty billion, one hundred twenty-one million, two hundred thirteen thousand, one hundred forty-one".