2412120401 has 2 divisors, whose sum is σ = 2412120402. Its totient is φ = 2412120400.

The previous prime is 2412120397. The next prime is 2412120427. The reversal of 2412120401 is 1040212142.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2401098001 + 11022400 = 49001^2 + 3320^2 .

It is a cyclic number.

It is not a de Polignac number, because 2412120401 - 2² = 2412120397 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2412120401.

It is not a weakly prime, because it can be changed into another prime (2412120301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1206060200 + 1206060201.

It is an arithmetic number, because the mean of its divisors is an integer number (1206060201).

Almost surely, 2^2412120401 is an apocalyptic number.

It is an amenable number.

2412120401 is a deficient number, since it is larger than the sum of its proper divisors (1).

2412120401 is an equidigital number, since it uses as much as digits as its factorization.

2412120401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 2412120401 is about 49113.3423928773. The cubic root of 2412120401 is about 1341.1159488631.

Adding to 2412120401 its reverse (1040212142), we get a palindrome (3452332543).

The spelling of 2412120401 in words is "two billion, four hundred twelve million, one hundred twenty thousand, four hundred one".