12101213401 has 2 divisors, whose sum is σ = 12101213402. Its totient is φ = 12101213400.

The previous prime is 12101213389. The next prime is 12101213419. The reversal of 12101213401 is 10431210121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11706158025 + 395055376 = 108195^2 + 19876^2 .

It is a cyclic number.

It is not a de Polignac number, because 12101213401 - 2¹³ = 12101205209 is a prime.

It is not a weakly prime, because it can be changed into another prime (12101213441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050606700 + 6050606701.

It is an arithmetic number, because the mean of its divisors is an integer number (6050606701).

Almost surely, 2^12101213401 is an apocalyptic number.

It is an amenable number.

12101213401 is a deficient number, since it is larger than the sum of its proper divisors (1).

12101213401 is an equidigital number, since it uses as much as digits as its factorization.

12101213401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 12101213401 its reverse (10431210121), we get a palindrome (22532423522).

The spelling of 12101213401 in words is "twelve billion, one hundred one million, two hundred thirteen thousand, four hundred one".