2130121301101 has 2 divisors, whose sum is σ = 2130121301102. Its totient is φ = 2130121301100.

The previous prime is 2130121301039. The next prime is 2130121301137. The reversal of 2130121301101 is 1011031210312.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1202588583876 + 927532717225 = 1096626^2 + 963085^2 .

It is a cyclic number.

It is not a de Polignac number, because 2130121301101 - 2⁷ = 2130121300973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2130121301201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065060650550 + 1065060650551.

It is an arithmetic number, because the mean of its divisors is an integer number (1065060650551).

Almost surely, 2^{2130121301101} is an apocalyptic number.

It is an amenable number.

2130121301101 is a deficient number, since it is larger than the sum of its proper divisors (1).

2130121301101 is an equidigital number, since it uses as much as digits as its factorization.

2130121301101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 2130121301101 its reverse (1011031210312), we get a palindrome (3141152511413).

The spelling of 2130121301101 in words is "two trillion, one hundred thirty billion, one hundred twenty-one million, three hundred one thousand, one hundred one".