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1020220207 is a prime number
BaseRepresentation
bin111100110011110…
…101001100101111
32122002201120000121
4330303311030233
54042134021312
6245122505411
734165504636
oct7463651457
92562646017
101020220207
114839845a6
12245805267
131334998c6
14996d251d
155e877707
hex3ccf532f

1020220207 has 2 divisors, whose sum is σ = 1020220208. Its totient is φ = 1020220206.

The previous prime is 1020220171. The next prime is 1020220241. The reversal of 1020220207 is 7020220201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1020220207 - 27 = 1020220079 is a prime.

It is a super-2 number, since 2×10202202072 = 2081698541542245698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020220247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510110103 + 510110104.

It is an arithmetic number, because the mean of its divisors is an integer number (510110104).

Almost surely, 21020220207 is an apocalyptic number.

1020220207 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020220207 is an equidigital number, since it uses as much as digits as its factorization.

1020220207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 1020220207 is about 31940.8861336062. The cubic root of 1020220207 is about 1006.6951440102.

Adding to 1020220207 its reverse (7020220201), we get a palindrome (8040440408).

The spelling of 1020220207 in words is "one billion, twenty million, two hundred twenty thousand, two hundred seven".