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122011069 is a prime number
BaseRepresentation
bin1110100010110…
…11110110111101
322111120210201111
413101123312331
5222213323234
620035042021
73011035255
oct721336675
9274523644
10122011069
11629657a4
1234a40311
131c37c3cb
14122c0965
15aaa1664
hex745bdbd

122011069 has 2 divisors, whose sum is σ = 122011070. Its totient is φ = 122011068.

The previous prime is 122011061. The next prime is 122011139. The reversal of 122011069 is 960110221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121992025 + 19044 = 11045^2 + 138^2 .

It is a cyclic number.

It is not a de Polignac number, because 122011069 - 23 = 122011061 is a prime.

It is a super-2 number, since 2×1220110692 = 29773401917045522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122011061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61005534 + 61005535.

It is an arithmetic number, because the mean of its divisors is an integer number (61005535).

Almost surely, 2122011069 is an apocalyptic number.

It is an amenable number.

122011069 is a deficient number, since it is larger than the sum of its proper divisors (1).

122011069 is an equidigital number, since it uses as much as digits as its factorization.

122011069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 122011069 is about 11045.8620759088. The cubic root of 122011069 is about 495.9825655617.

The spelling of 122011069 in words is "one hundred twenty-two million, eleven thousand, sixty-nine".