2101420327 has 2 divisors, whose sum is σ = 2101420328. Its totient is φ = 2101420326.

The previous prime is 2101420297. The next prime is 2101420379. The reversal of 2101420327 is 7230241012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2101420327 - 2¹⁵ = 2101387559 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2101420298 and 2101420307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2101420397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050710163 + 1050710164.

It is an arithmetic number, because the mean of its divisors is an integer number (1050710164).

Almost surely, 2^2101420327 is an apocalyptic number.

2101420327 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101420327 is an equidigital number, since it uses as much as digits as its factorization.

2101420327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 2101420327 is about 45841.2513681727. The cubic root of 2101420327 is about 1280.8678048704.

Adding to 2101420327 its reverse (7230241012), we get a palindrome (9331661339).

The spelling of 2101420327 in words is "two billion, one hundred one million, four hundred twenty thousand, three hundred twenty-seven".