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1022012201227 is a prime number
BaseRepresentation
bin11101101111101001010…
…11001001100100001011
310121200222210021002220011
432313310223021210023
5113221040110414402
62101301140212351
7133560262242553
oct16676453114413
93550883232804
101022012201227
11364484275536
121460a599a0b7
13754b5800294
1437673a82163
151b8b8ea4ed7
hexedf4ac990b

1022012201227 has 2 divisors, whose sum is σ = 1022012201228. Its totient is φ = 1022012201226.

The previous prime is 1022012201183. The next prime is 1022012201233. The reversal of 1022012201227 is 7221022102201.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1022012201227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1022012201198 and 1022012201207.

It is not a weakly prime, because it can be changed into another prime (1022012201237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511006100613 + 511006100614.

It is an arithmetic number, because the mean of its divisors is an integer number (511006100614).

Almost surely, 21022012201227 is an apocalyptic number.

1022012201227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022012201227 is an equidigital number, since it uses as much as digits as its factorization.

1022012201227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 22.

Adding to 1022012201227 its reverse (7221022102201), we get a palindrome (8243034303428).

The spelling of 1022012201227 in words is "one trillion, twenty-two billion, twelve million, two hundred one thousand, two hundred twenty-seven".