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BaseRepresentation
bin1100001110110111101…
…01110011010111100011
31111011212102212102201211
412013123311303113203
523341233314021201
6521025550410551
742236300155426
oct6073365632743
91434772772654
10420300142051
111522805225a9
1269559800a57
133083226360a
14164b22979bd
hex61dbd735e3

420300142051 has 2 divisors, whose sum is σ = 420300142052. Its totient is φ = 420300142050.

The previous prime is 420300142049. The next prime is 420300142091. The reversal of 420300142051 is 150241003024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 420300142051 - 21 = 420300142049 is a prime.

Together with 420300142049, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (420300142021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210150071025 + 210150071026.

It is an arithmetic number, because the mean of its divisors is an integer number (210150071026).

Almost surely, 2420300142051 is an apocalyptic number.

420300142051 is a deficient number, since it is larger than the sum of its proper divisors (1).

420300142051 is an equidigital number, since it uses as much as digits as its factorization.

420300142051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 420300142051 its reverse (150241003024), we get a palindrome (570541145075).

The spelling of 420300142051 in words is "four hundred twenty billion, three hundred million, one hundred forty-two thousand, fifty-one".