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1010222021021 is a prime number
BaseRepresentation
bin11101011001101011110…
…11001011100110011101
310120120120002221220012012
432230311323023212131
5113022413314133041
62052031203521005
7132662146332413
oct16546573134635
93516502856165
101010222021021
1135a483aa3654
12143955389165
1374356c805a5
1436c75c812b3
151b428d7d3eb
hexeb35ecb99d

1010222021021 has 2 divisors, whose sum is σ = 1010222021022. Its totient is φ = 1010222021020.

The previous prime is 1010222020981. The next prime is 1010222021023. The reversal of 1010222021021 is 1201202220101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 849320755396 + 160901265625 = 921586^2 + 401125^2 .

It is a cyclic number.

It is not a de Polignac number, because 1010222021021 - 214 = 1010222004637 is a prime.

Together with 1010222021023, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1010222020987 and 1010222021005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1010222021023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505111010510 + 505111010511.

It is an arithmetic number, because the mean of its divisors is an integer number (505111010511).

Almost surely, 21010222021021 is an apocalyptic number.

It is an amenable number.

1010222021021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010222021021 is an equidigital number, since it uses as much as digits as its factorization.

1010222021021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1010222021021 its reverse (1201202220101), we get a palindrome (2211424241122).

The spelling of 1010222021021 in words is "one trillion, ten billion, two hundred twenty-two million, twenty-one thousand, twenty-one".