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202101299987 is a prime number
BaseRepresentation
bin1011110000111000101…
…1010001101100010011
3201022122210020210011212
42330032023101230103
511302400413044422
6232502152130335
720413154464016
oct2741613215423
9638583223155
10202101299987
117878aa07a64
12332033969ab
131609a773952
149ad31c937d
1553ccb969e2
hex2f0e2d1b13

202101299987 has 2 divisors, whose sum is σ = 202101299988. Its totient is φ = 202101299986.

The previous prime is 202101299957. The next prime is 202101300053. The reversal of 202101299987 is 789992101202.

202101299987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202101299987 - 26 = 202101299923 is a prime.

It is not a weakly prime, because it can be changed into another prime (202101299957) 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, 101050649993 + 101050649994.

It is an arithmetic number, because the mean of its divisors is an integer number (101050649994).

Almost surely, 2202101299987 is an apocalyptic number.

202101299987 is a deficient number, since it is larger than the sum of its proper divisors (1).

202101299987 is an equidigital number, since it uses as much as digits as its factorization.

202101299987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 50.

The spelling of 202101299987 in words is "two hundred two billion, one hundred one million, two hundred ninety-nine thousand, nine hundred eighty-seven".