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13020203351 is a prime number
BaseRepresentation
bin11000010000001000…
…01000100101010111
31020121101210212020202
430020010020211113
5203131133001401
65551552051115
7640436621351
oct141004104527
936541725222
1013020203351
115581624541
122634533a9b
1312c662684c
148b73080d1
155130e306b
hex308108957

13020203351 has 2 divisors, whose sum is σ = 13020203352. Its totient is φ = 13020203350.

The previous prime is 13020203327. The next prime is 13020203369. The reversal of 13020203351 is 15330202031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13020203351 - 226 = 12953094487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13020203311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6510101675 + 6510101676.

It is an arithmetic number, because the mean of its divisors is an integer number (6510101676).

Almost surely, 213020203351 is an apocalyptic number.

13020203351 is a deficient number, since it is larger than the sum of its proper divisors (1).

13020203351 is an equidigital number, since it uses as much as digits as its factorization.

13020203351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 20.

Adding to 13020203351 its reverse (15330202031), we get a palindrome (28350405382).

The spelling of 13020203351 in words is "thirteen billion, twenty million, two hundred three thousand, three hundred fifty-one".