Base | Representation |
---|---|
bin | 111000110100100100… |
… | …0110101111100111111 |
3 | 102122221222211011122212 |
4 | 1301221020311330333 |
5 | 3444400342310421 |
6 | 132020120331035 |
7 | 11546562321032 |
oct | 1615110657477 |
9 | 378858734585 |
10 | 122023010111 |
11 | 47827898602 |
12 | 1b795313a7b |
13 | b678359c82 |
14 | 5c97cb1019 |
15 | 32928b0e5b |
hex | 1c69235f3f |
122023010111 has 4 divisors (see below), whose sum is σ = 123102859872. Its totient is φ = 120943160352.
The previous prime is 122023010101. The next prime is 122023010143. The reversal of 122023010111 is 111010320221.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-122023010111 is a prime.
It is a super-2 number, since 2×1220230101112 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122023010101) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 539924711 + ... + 539924936.
It is an arithmetic number, because the mean of its divisors is an integer number (30775714968).
Almost surely, 2122023010111 is an apocalyptic number.
122023010111 is a deficient number, since it is larger than the sum of its proper divisors (1079849761).
122023010111 is a wasteful number, since it uses less digits than its factorization.
122023010111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1079849760.
The product of its (nonzero) digits is 24, while the sum is 14.
Adding to 122023010111 its reverse (111010320221), we get a palindrome (233033330332).
The spelling of 122023010111 in words is "one hundred twenty-two billion, twenty-three million, ten thousand, one hundred eleven".
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