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214121555120101 is a prime number
BaseRepresentation
bin110000101011111000001111…
…001110110100111111100101
31001002010211011022221220120011
4300223320033032310333211
5211031131421102320401
62035222030124410221
763046525513316416
oct6053701716647745
91032124138856504
10214121555120101
1162253494800882
12200222376a6971
13926276464b1a5
143ac3777b6980d
1519b4bd6729451
hexc2be0f3b4fe5

214121555120101 has 2 divisors, whose sum is σ = 214121555120102. Its totient is φ = 214121555120100.

The previous prime is 214121555120069. The next prime is 214121555120177. The reversal of 214121555120101 is 101021555121412.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198166715208900 + 15954839911201 = 14077170^2 + 3994351^2 .

It is a cyclic number.

It is not a de Polignac number, because 214121555120101 - 25 = 214121555120069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214121555123101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107060777560050 + 107060777560051.

It is an arithmetic number, because the mean of its divisors is an integer number (107060777560051).

Almost surely, 2214121555120101 is an apocalyptic number.

It is an amenable number.

214121555120101 is a deficient number, since it is larger than the sum of its proper divisors (1).

214121555120101 is an equidigital number, since it uses as much as digits as its factorization.

214121555120101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4000, while the sum is 31.

The spelling of 214121555120101 in words is "two hundred fourteen trillion, one hundred twenty-one billion, five hundred fifty-five million, one hundred twenty thousand, one hundred one".