3123201521411 has 2 divisors, whose sum is σ = 3123201521412. Its totient is φ = 3123201521410.

The previous prime is 3123201521399. The next prime is 3123201521491. The reversal of 3123201521411 is 1141251023213.

3123201521411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3123201521411 is a prime.

It is not a weakly prime, because it can be changed into another prime (3123201521491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561600760705 + 1561600760706.

It is an arithmetic number, because the mean of its divisors is an integer number (1561600760706).

Almost surely, 2^{3123201521411} is an apocalyptic number.

3123201521411 is a deficient number, since it is larger than the sum of its proper divisors (1).

3123201521411 is an equidigital number, since it uses as much as digits as its factorization.

3123201521411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 3123201521411 its reverse (1141251023213), we get a palindrome (4264452544624).

The spelling of 3123201521411 in words is "three trillion, one hundred twenty-three billion, two hundred one million, five hundred twenty-one thousand, four hundred eleven".