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20122100222069 is a prime number
BaseRepresentation
bin1001001001101000010101…
…01000101100100001110101
32122020122122202120110012202
410210310022220230201311
510114140030124101234
6110443544253354245
74144526254544456
oct444641250544165
978218582513182
1020122100222069
116458809aa207a
12230b96a798985
13b2c676636051
144d7cb44ab12d
1524d64e3e977e
hex124d0aa2c875

20122100222069 has 2 divisors, whose sum is σ = 20122100222070. Its totient is φ = 20122100222068.

The previous prime is 20122100222027. The next prime is 20122100222137. The reversal of 20122100222069 is 96022200122102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12210565787044 + 7911534435025 = 3494362^2 + 2812745^2 .

It is a cyclic number.

It is not a de Polignac number, because 20122100222069 - 216 = 20122100156533 is a prime.

It is a super-2 number, since 2×201221002220692 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20122100222009) 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, 10061050111034 + 10061050111035.

It is an arithmetic number, because the mean of its divisors is an integer number (10061050111035).

Almost surely, 220122100222069 is an apocalyptic number.

It is an amenable number.

20122100222069 is a deficient number, since it is larger than the sum of its proper divisors (1).

20122100222069 is an equidigital number, since it uses as much as digits as its factorization.

20122100222069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 20122100222069 in words is "twenty trillion, one hundred twenty-two billion, one hundred million, two hundred twenty-two thousand, sixty-nine".