Base | Representation |
---|---|
bin | 11011101111101001000110… |
… | …111000100100000000001011 |
3 | 121000001010001221012012202122 |
4 | 123233221012320210000023 |
5 | 111443143414242041021 |
6 | 1111303434200121455 |
7 | 34462512223521410 |
oct | 3357510670440013 |
9 | 530033057165678 |
10 | 122021210112011 |
11 | 359749a5027091 |
12 | 1182864046628b |
13 | 5311720c90982 |
14 | 221bc02808107 |
15 | e190b9735bab |
hex | 6efa46e2400b |
122021210112011 has 32 divisors (see below), whose sum is σ = 148347692328960. Its totient is φ = 97976816179200.
The previous prime is 122021210112001. The next prime is 122021210112019. The reversal of 122021210112011 is 110211012120221.
It is not a de Polignac number, because 122021210112011 - 218 = 122021209849867 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is not an unprimeable number, because it can be changed into a prime (122021210112019) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30664256 + ... + 34414226.
It is an arithmetic number, because the mean of its divisors is an integer number (4635865385280).
Almost surely, 2122021210112011 is an apocalyptic number.
122021210112011 is a deficient number, since it is larger than the sum of its proper divisors (26326482216949).
122021210112011 is a wasteful number, since it uses less digits than its factorization.
122021210112011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3751275.
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 122021210112011 its reverse (110211012120221), we get a palindrome (232232222232232).
The spelling of 122021210112011 in words is "one hundred twenty-two trillion, twenty-one billion, two hundred ten million, one hundred twelve thousand, eleven".
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