2120602247 has 2 divisors, whose sum is σ = 2120602248. Its totient is φ = 2120602246.

The previous prime is 2120602243. The next prime is 2120602261. The reversal of 2120602247 is 7422060212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2120602247 - 2² = 2120602243 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120602241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060301123 + 1060301124.

It is an arithmetic number, because the mean of its divisors is an integer number (1060301124).

Almost surely, 2^2120602247 is an apocalyptic number.

2120602247 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120602247 is an equidigital number, since it uses as much as digits as its factorization.

2120602247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 2120602247 is about 46049.9972529858. The cubic root of 2120602247 is about 1284.7532917239.

Adding to 2120602247 its reverse (7422060212), we get a palindrome (9542662459).

The spelling of 2120602247 in words is "two billion, one hundred twenty million, six hundred two thousand, two hundred forty-seven".