2215051553843 has 2 divisors, whose sum is σ = 2215051553844. Its totient is φ = 2215051553842.

The previous prime is 2215051553731. The next prime is 2215051553867. The reversal of 2215051553843 is 3483551505122.

It is a happy number.

2215051553843 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2215051553843 - 2¹⁴ = 2215051537459 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2215051553794 and 2215051553803.

It is not a weakly prime, because it can be changed into another prime (2215051553873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1107525776921 + 1107525776922.

It is an arithmetic number, because the mean of its divisors is an integer number (1107525776922).

Almost surely, 2^{2215051553843} is an apocalyptic number.

2215051553843 is a deficient number, since it is larger than the sum of its proper divisors (1).

2215051553843 is an equidigital number, since it uses as much as digits as its factorization.

2215051553843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720000, while the sum is 44.

The spelling of 2215051553843 in words is "two trillion, two hundred fifteen billion, fifty-one million, five hundred fifty-three thousand, eight hundred forty-three".